278286372

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{84947}}^1$

素因数の和:84977

約数の個数: 72

約数和(自身を含む): 865790016

約数和(自身を除く): 587503644

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 13, 14, 18, 21, 26, 28, 36, 39, 42, 52, 63, 78, 84, 91, 117, 126, 156, 182, 234, 252, 273, 364, 468, 546, 819, 1092, 1638, 3276, 84947, 169894, 254841, 339788, 509682, 594629, 764523, 1019364, 1104311, 1189258, 1529046, 1783887, 2208622, 2378516, 3058092, 3312933, 3567774, 4417244, 5351661, 6625866, 7135548, 7730177, 9938799, 10703322, 13251732, 15460354, 19877598, 21406644, 23190531, 30920708, 39755196, 46381062, 69571593, 92762124, 139143186, 278286372]

約数ペア:

[(1, 278286372), (2, 139143186), (3, 92762124), (4, 69571593), (6, 46381062), (7, 39755196), (9, 30920708), (12, 23190531), (13, 21406644), (14, 19877598), (18, 15460354), (21, 13251732), (26, 10703322), (28, 9938799), (36, 7730177), (39, 7135548), (42, 6625866), (52, 5351661), (63, 4417244), (78, 3567774), (84, 3312933), (91, 3058092), (117, 2378516), (126, 2208622), (156, 1783887), (182, 1529046), (234, 1189258), (252, 1104311), (273, 1019364), (364, 764523), (468, 594629), (546, 509682), (819, 339788), (1092, 254841), (1638, 169894), (3276, 84947)]