139427584

素因数分解:

$2^8\times {\mathrm{31}}^1\times {\mathrm{17569}}^1$

素因数の和:17616

約数の個数: 36

約数和(自身を含む): 287304640

約数和(自身を除く): 147877056

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 992, 1984, 3968, 7936, 17569, 35138, 70276, 140552, 281104, 544639, 562208, 1089278, 1124416, 2178556, 2248832, 4357112, 4497664, 8714224, 17428448, 34856896, 69713792, 139427584]

約数ペア:

[(1, 139427584), (2, 69713792), (4, 34856896), (8, 17428448), (16, 8714224), (31, 4497664), (32, 4357112), (62, 2248832), (64, 2178556), (124, 1124416), (128, 1089278), (248, 562208), (256, 544639), (496, 281104), (992, 140552), (1984, 70276), (3968, 35138), (7936, 17569)]