28353915

素因数分解:

$3^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{1511}}^1$

素因数の和:1664

約数の個数: 32

約数和(自身を含む): 50803200

約数和(自身を除く): 22449285

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 139, 417, 695, 1251, 1511, 2085, 3753, 4533, 6255, 7555, 13599, 18765, 22665, 40797, 67995, 203985, 210029, 630087, 1050145, 1890261, 3150435, 5670783, 9451305, 28353915]

約数ペア:

[(1, 28353915), (3, 9451305), (5, 5670783), (9, 3150435), (15, 1890261), (27, 1050145), (45, 630087), (135, 210029), (139, 203985), (417, 67995), (695, 40797), (1251, 22665), (1511, 18765), (2085, 13599), (3753, 7555), (4533, 6255)]