28710615

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{131}}^1\times {\mathrm{769}}^1$

素因数の和:927

約数の個数: 32

約数和(自身を含む): 48787200

約数和(自身を除く): 20076585

約数列:

[1, 3, 5, 15, 19, 57, 95, 131, 285, 393, 655, 769, 1965, 2307, 2489, 3845, 7467, 11535, 12445, 14611, 37335, 43833, 73055, 100739, 219165, 302217, 503695, 1511085, 1914041, 5742123, 9570205, 28710615]

約数ペア:

[(1, 28710615), (3, 9570205), (5, 5742123), (15, 1914041), (19, 1511085), (57, 503695), (95, 302217), (131, 219165), (285, 100739), (393, 73055), (655, 43833), (769, 37335), (1965, 14611), (2307, 12445), (2489, 11535), (3845, 7467)]