397382008

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{241}}^1\times {\mathrm{2609}}^1$

素因数の和:2935

約数の個数: 32

約数和(自身を含む): 757944000

約数和(自身を除く): 360561992

約数列:

[1, 2, 4, 8, 79, 158, 241, 316, 482, 632, 964, 1928, 2609, 5218, 10436, 19039, 20872, 38078, 76156, 152312, 206111, 412222, 628769, 824444, 1257538, 1648888, 2515076, 5030152, 49672751, 99345502, 198691004, 397382008]

約数ペア:

[(1, 397382008), (2, 198691004), (4, 99345502), (8, 49672751), (79, 5030152), (158, 2515076), (241, 1648888), (316, 1257538), (482, 824444), (632, 628769), (964, 412222), (1928, 206111), (2609, 152312), (5218, 76156), (10436, 38078), (19039, 20872)]