279171828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{7187}}^1$

素因数の和:7293

約数の個数: 72

約数和(自身を含む): 769231008

約数和(自身を除く): 490059180

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 83, 117, 156, 166, 234, 249, 332, 468, 498, 747, 996, 1079, 1494, 2158, 2988, 3237, 4316, 6474, 7187, 9711, 12948, 14374, 19422, 21561, 28748, 38844, 43122, 64683, 86244, 93431, 129366, 186862, 258732, 280293, 373724, 560586, 596521, 840879, 1121172, 1193042, 1681758, 1789563, 2386084, 3363516, 3579126, 5368689, 7158252, 7754773, 10737378, 15509546, 21474756, 23264319, 31019092, 46528638, 69792957, 93057276, 139585914, 279171828]

約数ペア:

[(1, 279171828), (2, 139585914), (3, 93057276), (4, 69792957), (6, 46528638), (9, 31019092), (12, 23264319), (13, 21474756), (18, 15509546), (26, 10737378), (36, 7754773), (39, 7158252), (52, 5368689), (78, 3579126), (83, 3363516), (117, 2386084), (156, 1789563), (166, 1681758), (234, 1193042), (249, 1121172), (332, 840879), (468, 596521), (498, 560586), (747, 373724), (996, 280293), (1079, 258732), (1494, 186862), (2158, 129366), (2988, 93431), (3237, 86244), (4316, 64683), (6474, 43122), (7187, 38844), (9711, 28748), (12948, 21561), (14374, 19422)]