321677330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{8933}}^1$

素因数の和:9230

約数の個数: 32

約数和(自身を含む): 625880304

約数和(自身を除く): 304202974

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 277, 554, 1385, 2770, 3601, 7202, 8933, 17866, 18005, 36010, 44665, 89330, 116129, 232258, 580645, 1161290, 2474441, 4948882, 12372205, 24744410, 32167733, 64335466, 160838665, 321677330]

約数ペア:

[(1, 321677330), (2, 160838665), (5, 64335466), (10, 32167733), (13, 24744410), (26, 12372205), (65, 4948882), (130, 2474441), (277, 1161290), (554, 580645), (1385, 232258), (2770, 116129), (3601, 89330), (7202, 44665), (8933, 36010), (17866, 18005)]