311229984

素因数分解:

$2^5\times 3^1\times {\mathrm{13}}^1\times {\mathrm{249383}}^1$

素因数の和:249409

約数の個数: 48

約数和(自身を含む): 879826752

約数和(自身を除く): 568596768

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 24, 26, 32, 39, 48, 52, 78, 96, 104, 156, 208, 312, 416, 624, 1248, 249383, 498766, 748149, 997532, 1496298, 1995064, 2992596, 3241979, 3990128, 5985192, 6483958, 7980256, 9725937, 11970384, 12967916, 19451874, 23940768, 25935832, 38903748, 51871664, 77807496, 103743328, 155614992, 311229984]

約数ペア:

[(1, 311229984), (2, 155614992), (3, 103743328), (4, 77807496), (6, 51871664), (8, 38903748), (12, 25935832), (13, 23940768), (16, 19451874), (24, 12967916), (26, 11970384), (32, 9725937), (39, 7980256), (48, 6483958), (52, 5985192), (78, 3990128), (96, 3241979), (104, 2992596), (156, 1995064), (208, 1496298), (312, 997532), (416, 748149), (624, 498766), (1248, 249383)]