81892356

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3947}}^1$

素因数の和:3993

約数の個数: 96

約数和(自身を含む): 247618560

約数和(自身を除く): 165726204

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 19, 21, 26, 28, 38, 39, 42, 52, 57, 76, 78, 84, 91, 114, 133, 156, 182, 228, 247, 266, 273, 364, 399, 494, 532, 546, 741, 798, 988, 1092, 1482, 1596, 1729, 2964, 3458, 3947, 5187, 6916, 7894, 10374, 11841, 15788, 20748, 23682, 27629, 47364, 51311, 55258, 74993, 82887, 102622, 110516, 149986, 153933, 165774, 205244, 224979, 299972, 307866, 331548, 359177, 449958, 524951, 615732, 718354, 899916, 974909, 1049902, 1077531, 1436708, 1574853, 1949818, 2099804, 2155062, 2924727, 3149706, 3899636, 4310124, 5849454, 6299412, 6824363, 11698908, 13648726, 20473089, 27297452, 40946178, 81892356]

約数ペア:

[(1, 81892356), (2, 40946178), (3, 27297452), (4, 20473089), (6, 13648726), (7, 11698908), (12, 6824363), (13, 6299412), (14, 5849454), (19, 4310124), (21, 3899636), (26, 3149706), (28, 2924727), (38, 2155062), (39, 2099804), (42, 1949818), (52, 1574853), (57, 1436708), (76, 1077531), (78, 1049902), (84, 974909), (91, 899916), (114, 718354), (133, 615732), (156, 524951), (182, 449958), (228, 359177), (247, 331548), (266, 307866), (273, 299972), (364, 224979), (399, 205244), (494, 165774), (532, 153933), (546, 149986), (741, 110516), (798, 102622), (988, 82887), (1092, 74993), (1482, 55258), (1596, 51311), (1729, 47364), (2964, 27629), (3458, 23682), (3947, 20748), (5187, 15788), (6916, 11841), (7894, 10374)]