81352188

素因数分解:

$2^2\times 3^4\times {\mathrm{251087}}^1$

素因数の和:251103

約数の個数: 30

約数和(自身を含む): 212671536

約数和(自身を除く): 131319348

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 324, 251087, 502174, 753261, 1004348, 1506522, 2259783, 3013044, 4519566, 6779349, 9039132, 13558698, 20338047, 27117396, 40676094, 81352188]

約数ペア:

[(1, 81352188), (2, 40676094), (3, 27117396), (4, 20338047), (6, 13558698), (9, 9039132), (12, 6779349), (18, 4519566), (27, 3013044), (36, 2259783), (54, 1506522), (81, 1004348), (108, 753261), (162, 502174), (324, 251087)]