15662655

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{409}}^1$

素因数の和:480

約数の個数: 48

約数和(自身を含む): 29165760

約数和(自身を除く): 13503105

約数列:

[1, 3, 5, 9, 15, 23, 37, 45, 69, 111, 115, 185, 207, 333, 345, 409, 555, 851, 1035, 1227, 1665, 2045, 2553, 3681, 4255, 6135, 7659, 9407, 12765, 15133, 18405, 28221, 38295, 45399, 47035, 75665, 84663, 136197, 141105, 226995, 348059, 423315, 680985, 1044177, 1740295, 3132531, 5220885, 15662655]

約数ペア:

[(1, 15662655), (3, 5220885), (5, 3132531), (9, 1740295), (15, 1044177), (23, 680985), (37, 423315), (45, 348059), (69, 226995), (111, 141105), (115, 136197), (185, 84663), (207, 75665), (333, 47035), (345, 45399), (409, 38295), (555, 28221), (851, 18405), (1035, 15133), (1227, 12765), (1665, 9407), (2045, 7659), (2553, 6135), (3681, 4255)]