156722931

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{487}}^1$

素因数の和:665

約数の個数: 40

約数和(自身を含む): 244458720

約数和(自身を除く): 87735789

約数列:

[1, 3, 9, 27, 29, 81, 87, 137, 261, 411, 487, 783, 1233, 1461, 2349, 3699, 3973, 4383, 11097, 11919, 13149, 14123, 35757, 39447, 42369, 66719, 107271, 127107, 200157, 321813, 381321, 600471, 1143963, 1801413, 1934851, 5404239, 5804553, 17413659, 52240977, 156722931]

約数ペア:

[(1, 156722931), (3, 52240977), (9, 17413659), (27, 5804553), (29, 5404239), (81, 1934851), (87, 1801413), (137, 1143963), (261, 600471), (411, 381321), (487, 321813), (783, 200157), (1233, 127107), (1461, 107271), (2349, 66719), (3699, 42369), (3973, 39447), (4383, 35757), (11097, 14123), (11919, 13149)]