312996957

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:379

約数の個数: 72

約数和(自身を含む): 539741664

約数和(自身を除く): 226744707

約数列:

[1, 3, 7, 13, 21, 39, 43, 49, 91, 129, 147, 169, 273, 293, 301, 507, 559, 637, 879, 903, 1183, 1677, 1911, 2051, 2107, 3549, 3809, 3913, 6153, 6321, 7267, 8281, 11427, 11739, 12599, 14357, 21801, 24843, 26663, 27391, 37797, 43071, 49517, 50869, 79989, 82173, 88193, 148551, 152607, 163787, 186641, 264579, 346619, 356083, 491361, 559923, 617351, 1039857, 1068249, 1146509, 1852053, 2129231, 2426333, 3439527, 6387693, 7278999, 8025563, 14904617, 24076689, 44713851, 104332319, 312996957]

約数ペア:

[(1, 312996957), (3, 104332319), (7, 44713851), (13, 24076689), (21, 14904617), (39, 8025563), (43, 7278999), (49, 6387693), (91, 3439527), (129, 2426333), (147, 2129231), (169, 1852053), (273, 1146509), (293, 1068249), (301, 1039857), (507, 617351), (559, 559923), (637, 491361), (879, 356083), (903, 346619), (1183, 264579), (1677, 186641), (1911, 163787), (2051, 152607), (2107, 148551), (3549, 88193), (3809, 82173), (3913, 79989), (6153, 50869), (6321, 49517), (7267, 43071), (8281, 37797), (11427, 27391), (11739, 26663), (12599, 24843), (14357, 21801)]