280500285

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{110651}}^1$

素因数の和:110685

約数の個数: 24

約数和(自身を含む): 485983584

約数和(自身を除く): 205483299

約数列:

[1, 3, 5, 13, 15, 39, 65, 169, 195, 507, 845, 2535, 110651, 331953, 553255, 1438463, 1659765, 4315389, 7192315, 18700019, 21576945, 56100057, 93500095, 280500285]

約数ペア:

[(1, 280500285), (3, 93500095), (5, 56100057), (13, 21576945), (15, 18700019), (39, 7192315), (65, 4315389), (169, 1659765), (195, 1438463), (507, 553255), (845, 331953), (2535, 110651)]