28175192

素因数分解:

$2^3\times {\mathrm{79}}^1\times {\mathrm{109}}^1\times {\mathrm{409}}^1$

素因数の和:603

約数の個数: 32

約数和(自身を含む): 54120000

約数和(自身を除く): 25944808

約数列:

[1, 2, 4, 8, 79, 109, 158, 218, 316, 409, 436, 632, 818, 872, 1636, 3272, 8611, 17222, 32311, 34444, 44581, 64622, 68888, 89162, 129244, 178324, 258488, 356648, 3521899, 7043798, 14087596, 28175192]

約数ペア:

[(1, 28175192), (2, 14087596), (4, 7043798), (8, 3521899), (79, 356648), (109, 258488), (158, 178324), (218, 129244), (316, 89162), (409, 68888), (436, 64622), (632, 44581), (818, 34444), (872, 32311), (1636, 17222), (3272, 8611)]