28154355

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1\times {\mathrm{317}}^1$

素因数の和:547

約数の個数: 32

約数和(自身を含む): 46891008

約数和(自身を除く): 18736653

約数列:

[1, 3, 5, 15, 31, 93, 155, 191, 317, 465, 573, 951, 955, 1585, 2865, 4755, 5921, 9827, 17763, 29481, 29605, 49135, 60547, 88815, 147405, 181641, 302735, 908205, 1876957, 5630871, 9384785, 28154355]

約数ペア:

[(1, 28154355), (3, 9384785), (5, 5630871), (15, 1876957), (31, 908205), (93, 302735), (155, 181641), (191, 147405), (317, 88815), (465, 60547), (573, 49135), (951, 29605), (955, 29481), (1585, 17763), (2865, 9827), (4755, 5921)]