156944165

素因数分解:

$5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{79}}^1\times {\mathrm{1831}}^1$

素因数の和:1953

約数の個数: 32

約数和(自身を含む): 225116160

約数和(自身を除く): 68171995

約数列:

[1, 5, 7, 31, 35, 79, 155, 217, 395, 553, 1085, 1831, 2449, 2765, 9155, 12245, 12817, 17143, 56761, 64085, 85715, 144649, 283805, 397327, 723245, 1012543, 1986635, 4484119, 5062715, 22420595, 31388833, 156944165]

約数ペア:

[(1, 156944165), (5, 31388833), (7, 22420595), (31, 5062715), (35, 4484119), (79, 1986635), (155, 1012543), (217, 723245), (395, 397327), (553, 283805), (1085, 144649), (1831, 85715), (2449, 64085), (2765, 56761), (9155, 17143), (12245, 12817)]