393659948

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{26237}}^1$

素因数の和:26294

約数の個数: 36

約数和(自身を含む): 781682496

約数和(自身を除く): 388022548

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 121, 124, 242, 341, 484, 682, 1364, 3751, 7502, 15004, 26237, 52474, 104948, 288607, 577214, 813347, 1154428, 1626694, 3174677, 3253388, 6349354, 8946817, 12698708, 17893634, 35787268, 98414987, 196829974, 393659948]

約数ペア:

[(1, 393659948), (2, 196829974), (4, 98414987), (11, 35787268), (22, 17893634), (31, 12698708), (44, 8946817), (62, 6349354), (121, 3253388), (124, 3174677), (242, 1626694), (341, 1154428), (484, 813347), (682, 577214), (1364, 288607), (3751, 104948), (7502, 52474), (15004, 26237)]