199415727

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{137623}}^1$

素因数の和:137659

約数の個数: 24

約数和(自身を含む): 343509504

約数和(自身を除く): 144093777

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 137623, 412869, 963361, 1238607, 2890083, 3165329, 8670249, 9495987, 22157303, 28487961, 66471909, 199415727]

約数ペア:

[(1, 199415727), (3, 66471909), (7, 28487961), (9, 22157303), (21, 9495987), (23, 8670249), (63, 3165329), (69, 2890083), (161, 1238607), (207, 963361), (483, 412869), (1449, 137623)]