685672

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{347}}^1$

素因数の和:385

約数の個数: 32

約数和(自身を含む): 1461600

約数和(自身を除く): 775928

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 52, 76, 104, 152, 247, 347, 494, 694, 988, 1388, 1976, 2776, 4511, 6593, 9022, 13186, 18044, 26372, 36088, 52744, 85709, 171418, 342836, 685672]

約数ペア:

[(1, 685672), (2, 342836), (4, 171418), (8, 85709), (13, 52744), (19, 36088), (26, 26372), (38, 18044), (52, 13186), (76, 9022), (104, 6593), (152, 4511), (247, 2776), (347, 1976), (494, 1388), (694, 988)]