399920496

素因数分解:

$2^4\times 3^1\times {\mathrm{349}}^1\times {\mathrm{23873}}^1$

素因数の和:24233

約数の個数: 40

約数和(自身を含む): 1036131600

約数和(自身を除く): 636211104

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 349, 698, 1047, 1396, 2094, 2792, 4188, 5584, 8376, 16752, 23873, 47746, 71619, 95492, 143238, 190984, 286476, 381968, 572952, 1145904, 8331677, 16663354, 24995031, 33326708, 49990062, 66653416, 99980124, 133306832, 199960248, 399920496]

約数ペア:

[(1, 399920496), (2, 199960248), (3, 133306832), (4, 99980124), (6, 66653416), (8, 49990062), (12, 33326708), (16, 24995031), (24, 16663354), (48, 8331677), (349, 1145904), (698, 572952), (1047, 381968), (1396, 286476), (2094, 190984), (2792, 143238), (4188, 95492), (5584, 71619), (8376, 47746), (16752, 23873)]