389628045

素因数分解:

$3^2\times 5^1\times {\mathrm{61}}^1\times {\mathrm{141941}}^1$

素因数の和:142013

約数の個数: 24

約数和(自身を含む): 686431512

約数和(自身を除く): 296803467

約数列:

[1, 3, 5, 9, 15, 45, 61, 183, 305, 549, 915, 2745, 141941, 425823, 709705, 1277469, 2129115, 6387345, 8658401, 25975203, 43292005, 77925609, 129876015, 389628045]

約数ペア:

[(1, 389628045), (3, 129876015), (5, 77925609), (9, 43292005), (15, 25975203), (45, 8658401), (61, 6387345), (183, 2129115), (305, 1277469), (549, 709705), (915, 425823), (2745, 141941)]