291297204

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{389}}^1$

素因数の和:502

約数の個数: 144

約数和(自身を含む): 844945920

約数和(自身を除く): 553648716

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 31, 33, 36, 44, 61, 62, 66, 93, 99, 122, 124, 132, 183, 186, 198, 244, 279, 341, 366, 372, 389, 396, 549, 558, 671, 682, 732, 778, 1023, 1098, 1116, 1167, 1342, 1364, 1556, 1891, 2013, 2046, 2196, 2334, 2684, 3069, 3501, 3782, 4026, 4092, 4279, 4668, 5673, 6039, 6138, 7002, 7564, 8052, 8558, 11346, 12059, 12078, 12276, 12837, 14004, 17019, 17116, 20801, 22692, 23729, 24118, 24156, 25674, 34038, 36177, 38511, 41602, 47458, 48236, 51348, 62403, 68076, 71187, 72354, 77022, 83204, 94916, 108531, 124806, 132649, 142374, 144708, 154044, 187209, 213561, 217062, 249612, 261019, 265298, 284748, 374418, 397947, 427122, 434124, 522038, 530596, 735599, 748836, 783057, 795894, 854244, 1044076, 1193841, 1471198, 1566114, 1591788, 2206797, 2349171, 2387682, 2942396, 3132228, 4413594, 4698342, 4775364, 6620391, 8091589, 8827188, 9396684, 13240782, 16183178, 24274767, 26481564, 32366356, 48549534, 72824301, 97099068, 145648602, 291297204]

約数ペア:

[(1, 291297204), (2, 145648602), (3, 97099068), (4, 72824301), (6, 48549534), (9, 32366356), (11, 26481564), (12, 24274767), (18, 16183178), (22, 13240782), (31, 9396684), (33, 8827188), (36, 8091589), (44, 6620391), (61, 4775364), (62, 4698342), (66, 4413594), (93, 3132228), (99, 2942396), (122, 2387682), (124, 2349171), (132, 2206797), (183, 1591788), (186, 1566114), (198, 1471198), (244, 1193841), (279, 1044076), (341, 854244), (366, 795894), (372, 783057), (389, 748836), (396, 735599), (549, 530596), (558, 522038), (671, 434124), (682, 427122), (732, 397947), (778, 374418), (1023, 284748), (1098, 265298), (1116, 261019), (1167, 249612), (1342, 217062), (1364, 213561), (1556, 187209), (1891, 154044), (2013, 144708), (2046, 142374), (2196, 132649), (2334, 124806), (2684, 108531), (3069, 94916), (3501, 83204), (3782, 77022), (4026, 72354), (4092, 71187), (4279, 68076), (4668, 62403), (5673, 51348), (6039, 48236), (6138, 47458), (7002, 41602), (7564, 38511), (8052, 36177), (8558, 34038), (11346, 25674), (12059, 24156), (12078, 24118), (12276, 23729), (12837, 22692), (14004, 20801), (17019, 17116)]