25197156

素因数分解:

$2^2\times 3^6\times {\mathrm{8641}}^1$

素因数の和:8663

約数の個数: 42

約数和(自身を含む): 66119942

約数和(自身を除く): 40922786

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2916, 8641, 17282, 25923, 34564, 51846, 77769, 103692, 155538, 233307, 311076, 466614, 699921, 933228, 1399842, 2099763, 2799684, 4199526, 6299289, 8399052, 12598578, 25197156]

約数ペア:

[(1, 25197156), (2, 12598578), (3, 8399052), (4, 6299289), (6, 4199526), (9, 2799684), (12, 2099763), (18, 1399842), (27, 933228), (36, 699921), (54, 466614), (81, 311076), (108, 233307), (162, 155538), (243, 103692), (324, 77769), (486, 51846), (729, 34564), (972, 25923), (1458, 17282), (2916, 8641)]