638539728

素因数分解:

$2^4\times 3^1\times {\mathrm{193}}^1\times {\mathrm{68927}}^1$

素因数の和:69131

約数の個数: 40

約数和(自身を含む): 1658131968

約数和(自身を除く): 1019592240

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 193, 386, 579, 772, 1158, 1544, 2316, 3088, 4632, 9264, 68927, 137854, 206781, 275708, 413562, 551416, 827124, 1102832, 1654248, 3308496, 13302911, 26605822, 39908733, 53211644, 79817466, 106423288, 159634932, 212846576, 319269864, 638539728]

約数ペア:

[(1, 638539728), (2, 319269864), (3, 212846576), (4, 159634932), (6, 106423288), (8, 79817466), (12, 53211644), (16, 39908733), (24, 26605822), (48, 13302911), (193, 3308496), (386, 1654248), (579, 1102832), (772, 827124), (1158, 551416), (1544, 413562), (2316, 275708), (3088, 206781), (4632, 137854), (9264, 68927)]