156939741

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{457}}^1$

素因数の和:575

約数の個数: 64

約数和(自身を含む): 281395200

約数和(自身を除く): 124455459

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 79, 161, 189, 207, 237, 457, 483, 553, 621, 711, 1371, 1449, 1659, 1817, 2133, 3199, 4113, 4347, 4977, 5451, 9597, 10511, 12339, 12719, 14931, 16353, 28791, 31533, 36103, 38157, 49059, 73577, 86373, 94599, 108309, 114471, 220731, 252721, 283797, 324927, 343413, 662193, 758163, 830369, 974781, 1986579, 2274489, 2491107, 5812583, 6823467, 7473321, 17437749, 22419963, 52313247, 156939741]

約数ペア:

[(1, 156939741), (3, 52313247), (7, 22419963), (9, 17437749), (21, 7473321), (23, 6823467), (27, 5812583), (63, 2491107), (69, 2274489), (79, 1986579), (161, 974781), (189, 830369), (207, 758163), (237, 662193), (457, 343413), (483, 324927), (553, 283797), (621, 252721), (711, 220731), (1371, 114471), (1449, 108309), (1659, 94599), (1817, 86373), (2133, 73577), (3199, 49059), (4113, 38157), (4347, 36103), (4977, 31533), (5451, 28791), (9597, 16353), (10511, 14931), (12339, 12719)]