66271815

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{1181}}^1$

素因数の和:1264

約数の個数: 48

約数和(自身を含む): 121698720

約数和(自身を除く): 55426905

約数列:

[1, 3, 5, 9, 15, 29, 43, 45, 87, 129, 145, 215, 261, 387, 435, 645, 1181, 1247, 1305, 1935, 3543, 3741, 5905, 6235, 10629, 11223, 17715, 18705, 34249, 50783, 53145, 56115, 102747, 152349, 171245, 253915, 308241, 457047, 513735, 761745, 1472707, 1541205, 2285235, 4418121, 7363535, 13254363, 22090605, 66271815]

約数ペア:

[(1, 66271815), (3, 22090605), (5, 13254363), (9, 7363535), (15, 4418121), (29, 2285235), (43, 1541205), (45, 1472707), (87, 761745), (129, 513735), (145, 457047), (215, 308241), (261, 253915), (387, 171245), (435, 152349), (645, 102747), (1181, 56115), (1247, 53145), (1305, 50783), (1935, 34249), (3543, 18705), (3741, 17715), (5905, 11223), (6235, 10629)]