30390075

素因数分解:

$3^2\times 5^2\times {\mathrm{31}}^1\times {\mathrm{4357}}^1$

素因数の和:4404

約数の個数: 36

約数和(自身を含む): 56200768

約数和(自身を除く): 25810693

約数列:

[1, 3, 5, 9, 15, 25, 31, 45, 75, 93, 155, 225, 279, 465, 775, 1395, 2325, 4357, 6975, 13071, 21785, 39213, 65355, 108925, 135067, 196065, 326775, 405201, 675335, 980325, 1215603, 2026005, 3376675, 6078015, 10130025, 30390075]

約数ペア:

[(1, 30390075), (3, 10130025), (5, 6078015), (9, 3376675), (15, 2026005), (25, 1215603), (31, 980325), (45, 675335), (75, 405201), (93, 326775), (155, 196065), (225, 135067), (279, 108925), (465, 65355), (775, 39213), (1395, 21785), (2325, 13071), (4357, 6975)]