520018155

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{7499}}^1$

素因数の和:7600

約数の個数: 48

約数和(自身を含む): 954720000

約数和(自身を除く): 434701845

約数列:

[1, 3, 5, 9, 15, 23, 45, 67, 69, 115, 201, 207, 335, 345, 603, 1005, 1035, 1541, 3015, 4623, 7499, 7705, 13869, 22497, 23115, 37495, 67491, 69345, 112485, 172477, 337455, 502433, 517431, 862385, 1507299, 1552293, 2512165, 2587155, 4521897, 7536495, 7761465, 11555959, 22609485, 34667877, 57779795, 104003631, 173339385, 520018155]

約数ペア:

[(1, 520018155), (3, 173339385), (5, 104003631), (9, 57779795), (15, 34667877), (23, 22609485), (45, 11555959), (67, 7761465), (69, 7536495), (115, 4521897), (201, 2587155), (207, 2512165), (335, 1552293), (345, 1507299), (603, 862385), (1005, 517431), (1035, 502433), (1541, 337455), (3015, 172477), (4623, 112485), (7499, 69345), (7705, 67491), (13869, 37495), (22497, 23115)]