1279203921

素因数分解:

$3^4\times {\mathrm{1153}}^1\times {\mathrm{13697}}^1$

素因数の和:14862

約数の個数: 20

約数和(自身を含む): 1912706532

約数和(自身を除く): 633502611

約数列:

[1, 3, 9, 27, 81, 1153, 3459, 10377, 13697, 31131, 41091, 93393, 123273, 369819, 1109457, 15792641, 47377923, 142133769, 426401307, 1279203921]

約数ペア:

[(1, 1279203921), (3, 426401307), (9, 142133769), (27, 47377923), (81, 15792641), (1153, 1109457), (3459, 369819), (10377, 123273), (13697, 93393), (31131, 41091)]