39142575

素因数分解:

$3^3\times 5^2\times {\mathrm{103}}^1\times {\mathrm{563}}^1$

素因数の和:685

約数の個数: 48

約数和(自身を含む): 72733440

約数和(自身を除く): 33590865

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 103, 135, 225, 309, 515, 563, 675, 927, 1545, 1689, 2575, 2781, 2815, 4635, 5067, 7725, 8445, 13905, 14075, 15201, 23175, 25335, 42225, 57989, 69525, 76005, 126675, 173967, 289945, 380025, 521901, 869835, 1449725, 1565703, 2609505, 4349175, 7828515, 13047525, 39142575]

約数ペア:

[(1, 39142575), (3, 13047525), (5, 7828515), (9, 4349175), (15, 2609505), (25, 1565703), (27, 1449725), (45, 869835), (75, 521901), (103, 380025), (135, 289945), (225, 173967), (309, 126675), (515, 76005), (563, 69525), (675, 57989), (927, 42225), (1545, 25335), (1689, 23175), (2575, 15201), (2781, 14075), (2815, 13905), (4635, 8445), (5067, 7725)]