71640686

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{1487}}^1$

素因数の和:1628

約数の個数: 32

約数和(自身を含む): 123742080

約数和(自身を除く): 52101394

約数列:

[1, 2, 13, 17, 26, 34, 109, 218, 221, 442, 1417, 1487, 1853, 2834, 2974, 3706, 19331, 24089, 25279, 38662, 48178, 50558, 162083, 324166, 328627, 657254, 2107079, 2755411, 4214158, 5510822, 35820343, 71640686]

約数ペア:

[(1, 71640686), (2, 35820343), (13, 5510822), (17, 4214158), (26, 2755411), (34, 2107079), (109, 657254), (218, 328627), (221, 324166), (442, 162083), (1417, 50558), (1487, 48178), (1853, 38662), (2834, 25279), (2974, 24089), (3706, 19331)]