38398725

素因数分解:

$3^3\times 5^2\times {\mathrm{163}}^1\times {\mathrm{349}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 71176000

約数和(自身を除く): 32777275

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 135, 163, 225, 349, 489, 675, 815, 1047, 1467, 1745, 2445, 3141, 4075, 4401, 5235, 7335, 8725, 9423, 12225, 15705, 22005, 26175, 36675, 47115, 56887, 78525, 110025, 170661, 235575, 284435, 511983, 853305, 1422175, 1535949, 2559915, 4266525, 7679745, 12799575, 38398725]

約数ペア:

[(1, 38398725), (3, 12799575), (5, 7679745), (9, 4266525), (15, 2559915), (25, 1535949), (27, 1422175), (45, 853305), (75, 511983), (135, 284435), (163, 235575), (225, 170661), (349, 110025), (489, 78525), (675, 56887), (815, 47115), (1047, 36675), (1467, 26175), (1745, 22005), (2445, 15705), (3141, 12225), (4075, 9423), (4401, 8725), (5235, 7335)]