28590915

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{2333}}^1$

素因数の和:2403

約数の個数: 32

約数和(自身を含む): 49294080

約数和(自身を除く): 20703165

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2333, 2451, 4085, 6999, 11665, 12255, 34995, 44327, 100319, 132981, 221635, 300957, 501595, 664905, 1504785, 1906061, 5718183, 9530305, 28590915]

約数ペア:

[(1, 28590915), (3, 9530305), (5, 5718183), (15, 1906061), (19, 1504785), (43, 664905), (57, 501595), (95, 300957), (129, 221635), (215, 132981), (285, 100319), (645, 44327), (817, 34995), (2333, 12255), (2451, 11665), (4085, 6999)]