1898195

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1$

素因数の和:119

約数の個数: 32

約数和(自身を含む): 2721600

約数和(自身を除く): 823405

約数列:

[1, 5, 13, 19, 29, 53, 65, 95, 145, 247, 265, 377, 551, 689, 1007, 1235, 1537, 1885, 2755, 3445, 5035, 7163, 7685, 13091, 19981, 29203, 35815, 65455, 99905, 146015, 379639, 1898195]

約数ペア:

[(1, 1898195), (5, 379639), (13, 146015), (19, 99905), (29, 65455), (53, 35815), (65, 29203), (95, 19981), (145, 13091), (247, 7685), (265, 7163), (377, 5035), (551, 3445), (689, 2755), (1007, 1885), (1235, 1537)]