1798155

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{1289}}^1$

素因数の和:1331

約数の個数: 24

約数和(自身を含む): 3219840

約数和(自身を除く): 1421685

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 155, 279, 465, 1289, 1395, 3867, 6445, 11601, 19335, 39959, 58005, 119877, 199795, 359631, 599385, 1798155]

約数ペア:

[(1, 1798155), (3, 599385), (5, 359631), (9, 199795), (15, 119877), (31, 58005), (45, 39959), (93, 19335), (155, 11601), (279, 6445), (465, 3867), (1289, 1395)]