642864

素因数分解:

$2^4\times 3^1\times {\mathrm{59}}^1\times {\mathrm{227}}^1$

素因数の和:297

約数の個数: 40

約数和(自身を含む): 1696320

約数和(自身を除く): 1053456

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 59, 118, 177, 227, 236, 354, 454, 472, 681, 708, 908, 944, 1362, 1416, 1816, 2724, 2832, 3632, 5448, 10896, 13393, 26786, 40179, 53572, 80358, 107144, 160716, 214288, 321432, 642864]

約数ペア:

[(1, 642864), (2, 321432), (3, 214288), (4, 160716), (6, 107144), (8, 80358), (12, 53572), (16, 40179), (24, 26786), (48, 13393), (59, 10896), (118, 5448), (177, 3632), (227, 2832), (236, 2724), (354, 1816), (454, 1416), (472, 1362), (681, 944), (708, 908)]