668440242

素因数分解:

$2^1\times 3^3\times {\mathrm{1993}}^1\times {\mathrm{6211}}^1$

素因数の和:8215

約数の個数: 32

約数和(自身を含む): 1486407360

約数和(自身を除く): 817967118

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 1993, 3986, 5979, 6211, 11958, 12422, 17937, 18633, 35874, 37266, 53811, 55899, 107622, 111798, 167697, 335394, 12378523, 24757046, 37135569, 74271138, 111406707, 222813414, 334220121, 668440242]

約数ペア:

[(1, 668440242), (2, 334220121), (3, 222813414), (6, 111406707), (9, 74271138), (18, 37135569), (27, 24757046), (54, 12378523), (1993, 335394), (3986, 167697), (5979, 111798), (6211, 107622), (11958, 55899), (12422, 53811), (17937, 37266), (18633, 35874)]