121239915

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{2053}}^1$

素因数の和:2219

約数の個数: 32

約数和(自身を含む): 201916416

約数和(自身を除く): 80676501

約数列:

[1, 3, 5, 15, 31, 93, 127, 155, 381, 465, 635, 1905, 2053, 3937, 6159, 10265, 11811, 19685, 30795, 59055, 63643, 190929, 260731, 318215, 782193, 954645, 1303655, 3910965, 8082661, 24247983, 40413305, 121239915]

約数ペア:

[(1, 121239915), (3, 40413305), (5, 24247983), (15, 8082661), (31, 3910965), (93, 1303655), (127, 954645), (155, 782193), (381, 318215), (465, 260731), (635, 190929), (1905, 63643), (2053, 59055), (3937, 30795), (6159, 19685), (10265, 11811)]