1538305275

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{21613}}^1$

素因数の和:21712

約数の個数: 48

約数和(自身を含む): 2776620896

約数和(自身を除く): 1238315621

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 73, 75, 195, 219, 325, 365, 949, 975, 1095, 1825, 2847, 4745, 5475, 14235, 21613, 23725, 64839, 71175, 108065, 280969, 324195, 540325, 842907, 1404845, 1577749, 1620975, 4214535, 4733247, 7024225, 7888745, 20510737, 21072675, 23666235, 39443725, 61532211, 102553685, 118331175, 307661055, 512768425, 1538305275]

約数ペア:

[(1, 1538305275), (3, 512768425), (5, 307661055), (13, 118331175), (15, 102553685), (25, 61532211), (39, 39443725), (65, 23666235), (73, 21072675), (75, 20510737), (195, 7888745), (219, 7024225), (325, 4733247), (365, 4214535), (949, 1620975), (975, 1577749), (1095, 1404845), (1825, 842907), (2847, 540325), (4745, 324195), (5475, 280969), (14235, 108065), (21613, 71175), (23725, 64839)]