418025517

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:475

約数の個数: 96

約数和(自身を含む): 762249600

約数和(自身を除く): 344224083

約数列:

[1, 3, 7, 13, 19, 21, 29, 39, 49, 57, 87, 91, 133, 147, 203, 247, 273, 377, 397, 399, 551, 609, 637, 741, 931, 1131, 1191, 1421, 1653, 1729, 1911, 2639, 2779, 2793, 3857, 4263, 5161, 5187, 7163, 7543, 7917, 8337, 11513, 11571, 12103, 15483, 18473, 19453, 21489, 22629, 26999, 34539, 36127, 36309, 50141, 52801, 55419, 58359, 80591, 80997, 98059, 108381, 149669, 150423, 158403, 218747, 241773, 252889, 294177, 350987, 369607, 449007, 564137, 656241, 686413, 758667, 1047683, 1052961, 1108821, 1531229, 1692411, 2059239, 2843711, 3143049, 4593687, 4804891, 7333781, 8531133, 10718603, 14414673, 19905977, 22001343, 32155809, 59717931, 139341839, 418025517]

約数ペア:

[(1, 418025517), (3, 139341839), (7, 59717931), (13, 32155809), (19, 22001343), (21, 19905977), (29, 14414673), (39, 10718603), (49, 8531133), (57, 7333781), (87, 4804891), (91, 4593687), (133, 3143049), (147, 2843711), (203, 2059239), (247, 1692411), (273, 1531229), (377, 1108821), (397, 1052961), (399, 1047683), (551, 758667), (609, 686413), (637, 656241), (741, 564137), (931, 449007), (1131, 369607), (1191, 350987), (1421, 294177), (1653, 252889), (1729, 241773), (1911, 218747), (2639, 158403), (2779, 150423), (2793, 149669), (3857, 108381), (4263, 98059), (5161, 80997), (5187, 80591), (7163, 58359), (7543, 55419), (7917, 52801), (8337, 50141), (11513, 36309), (11571, 36127), (12103, 34539), (15483, 26999), (18473, 22629), (19453, 21489)]