208163961

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{27179}}^1$

素因数の和:27245

約数の個数: 24

約数和(自身を含む): 322246080

約数和(自身を除く): 114082119

約数列:

[1, 3, 9, 23, 37, 69, 111, 207, 333, 851, 2553, 7659, 27179, 81537, 244611, 625117, 1005623, 1875351, 3016869, 5626053, 9050607, 23129329, 69387987, 208163961]

約数ペア:

[(1, 208163961), (3, 69387987), (9, 23129329), (23, 9050607), (37, 5626053), (69, 3016869), (111, 1875351), (207, 1005623), (333, 625117), (851, 244611), (2553, 81537), (7659, 27179)]