221704938

素因数分解:

$2^1\times 3^7\times 7^1\times {\mathrm{13}}^1\times {\mathrm{557}}^1$

素因数の和:600

約数の個数: 128

約数和(自身を含む): 614960640

約数和(自身を除く): 393255702

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 81, 91, 117, 126, 162, 182, 189, 234, 243, 273, 351, 378, 486, 546, 557, 567, 702, 729, 819, 1053, 1114, 1134, 1458, 1638, 1671, 1701, 2106, 2187, 2457, 3159, 3342, 3402, 3899, 4374, 4914, 5013, 5103, 6318, 7241, 7371, 7798, 9477, 10026, 10206, 11697, 14482, 14742, 15039, 15309, 18954, 21723, 22113, 23394, 28431, 30078, 30618, 35091, 43446, 44226, 45117, 50687, 56862, 65169, 66339, 70182, 90234, 101374, 105273, 130338, 132678, 135351, 152061, 195507, 199017, 210546, 270702, 304122, 315819, 391014, 398034, 406053, 456183, 586521, 631638, 812106, 912366, 947457, 1173042, 1218159, 1368549, 1759563, 1894914, 2436318, 2737098, 2842371, 3519126, 4105647, 5278689, 5684742, 8211294, 8527113, 10557378, 12316941, 15836067, 17054226, 24633882, 31672134, 36950823, 73901646, 110852469, 221704938]

約数ペア:

[(1, 221704938), (2, 110852469), (3, 73901646), (6, 36950823), (7, 31672134), (9, 24633882), (13, 17054226), (14, 15836067), (18, 12316941), (21, 10557378), (26, 8527113), (27, 8211294), (39, 5684742), (42, 5278689), (54, 4105647), (63, 3519126), (78, 2842371), (81, 2737098), (91, 2436318), (117, 1894914), (126, 1759563), (162, 1368549), (182, 1218159), (189, 1173042), (234, 947457), (243, 912366), (273, 812106), (351, 631638), (378, 586521), (486, 456183), (546, 406053), (557, 398034), (567, 391014), (702, 315819), (729, 304122), (819, 270702), (1053, 210546), (1114, 199017), (1134, 195507), (1458, 152061), (1638, 135351), (1671, 132678), (1701, 130338), (2106, 105273), (2187, 101374), (2457, 90234), (3159, 70182), (3342, 66339), (3402, 65169), (3899, 56862), (4374, 50687), (4914, 45117), (5013, 44226), (5103, 43446), (6318, 35091), (7241, 30618), (7371, 30078), (7798, 28431), (9477, 23394), (10026, 22113), (10206, 21723), (11697, 18954), (14482, 15309), (14742, 15039)]