156968139

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{223}}^1\times {\mathrm{233}}^1$

素因数の和:531

約数の個数: 32

約数和(自身を含む): 226437120

約数和(自身を除く): 69468981

約数列:

[1, 3, 19, 53, 57, 159, 223, 233, 669, 699, 1007, 3021, 4237, 4427, 11819, 12349, 12711, 13281, 35457, 37047, 51959, 155877, 224561, 234631, 673683, 703893, 987221, 2753827, 2961663, 8261481, 52322713, 156968139]

約数ペア:

[(1, 156968139), (3, 52322713), (19, 8261481), (53, 2961663), (57, 2753827), (159, 987221), (223, 703893), (233, 673683), (669, 234631), (699, 224561), (1007, 155877), (3021, 51959), (4237, 37047), (4427, 35457), (11819, 13281), (12349, 12711)]