138091887

素因数分解:

$3^2\times {\mathrm{31}}^1\times {\mathrm{173}}^1\times {\mathrm{2861}}^1$

素因数の和:3071

約数の個数: 24

約数和(自身を含む): 207163008

約数和(自身を除く): 69071121

約数列:

[1, 3, 9, 31, 93, 173, 279, 519, 1557, 2861, 5363, 8583, 16089, 25749, 48267, 88691, 266073, 494953, 798219, 1484859, 4454577, 15343543, 46030629, 138091887]

約数ペア:

[(1, 138091887), (3, 46030629), (9, 15343543), (31, 4454577), (93, 1484859), (173, 798219), (279, 494953), (519, 266073), (1557, 88691), (2861, 48267), (5363, 25749), (8583, 16089)]