388610055

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{56443}}^1$

素因数の和:56477

約数の個数: 40

約数和(自身を含む): 737610192

約数和(自身を除く): 349000137

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 2295, 6885, 56443, 169329, 282215, 507987, 846645, 959531, 1523961, 2539935, 2878593, 4571883, 4797655, 7619805, 8635779, 14392965, 22859415, 25907337, 43178895, 77722011, 129536685, 388610055]

約数ペア:

[(1, 388610055), (3, 129536685), (5, 77722011), (9, 43178895), (15, 25907337), (17, 22859415), (27, 14392965), (45, 8635779), (51, 7619805), (81, 4797655), (85, 4571883), (135, 2878593), (153, 2539935), (255, 1523961), (405, 959531), (459, 846645), (765, 507987), (1377, 282215), (2295, 169329), (6885, 56443)]