131001465

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{113}}^1\times {\mathrm{181}}^1$

素因数の和:370

約数の個数: 64

約数和(自身を含む): 246984192

約数和(自身を除く): 115982727

約数列:

[1, 3, 5, 7, 15, 21, 35, 61, 105, 113, 181, 183, 305, 339, 427, 543, 565, 791, 905, 915, 1267, 1281, 1695, 2135, 2373, 2715, 3801, 3955, 6335, 6405, 6893, 11041, 11865, 19005, 20453, 20679, 33123, 34465, 48251, 55205, 61359, 77287, 102265, 103395, 143171, 144753, 165615, 231861, 241255, 306795, 386435, 429513, 715855, 723765, 1159305, 1247633, 2147565, 3742899, 6238165, 8733431, 18714495, 26200293, 43667155, 131001465]

約数ペア:

[(1, 131001465), (3, 43667155), (5, 26200293), (7, 18714495), (15, 8733431), (21, 6238165), (35, 3742899), (61, 2147565), (105, 1247633), (113, 1159305), (181, 723765), (183, 715855), (305, 429513), (339, 386435), (427, 306795), (543, 241255), (565, 231861), (791, 165615), (905, 144753), (915, 143171), (1267, 103395), (1281, 102265), (1695, 77287), (2135, 61359), (2373, 55205), (2715, 48251), (3801, 34465), (3955, 33123), (6335, 20679), (6405, 20453), (6893, 19005), (11041, 11865)]