428490435

素因数分解:

$3^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{1361}}^1$

素因数の和:1659

約数の個数: 32

約数和(自身を含む): 695600640

約数和(自身を除く): 267110205

約数列:

[1, 3, 5, 15, 139, 151, 417, 453, 695, 755, 1361, 2085, 2265, 4083, 6805, 20415, 20989, 62967, 104945, 189179, 205511, 314835, 567537, 616533, 945895, 1027555, 2837685, 3082665, 28566029, 85698087, 142830145, 428490435]

約数ペア:

[(1, 428490435), (3, 142830145), (5, 85698087), (15, 28566029), (139, 3082665), (151, 2837685), (417, 1027555), (453, 945895), (695, 616533), (755, 567537), (1361, 314835), (2085, 205511), (2265, 189179), (4083, 104945), (6805, 62967), (20415, 20989)]