156774177

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{1669}}^1$

素因数の和:1763

約数の個数: 48

約数和(自身を含む): 274147200

約数和(自身を除く): 117373023

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 1323, 1491, 1669, 1917, 3479, 4473, 5007, 10437, 11683, 13419, 15021, 31311, 35049, 45063, 81781, 93933, 105147, 118499, 245343, 315441, 355497, 736029, 829493, 1066491, 2208087, 2488479, 3199473, 5806451, 7465437, 17419353, 22396311, 52258059, 156774177]

約数ペア:

[(1, 156774177), (3, 52258059), (7, 22396311), (9, 17419353), (21, 7465437), (27, 5806451), (49, 3199473), (63, 2488479), (71, 2208087), (147, 1066491), (189, 829493), (213, 736029), (441, 355497), (497, 315441), (639, 245343), (1323, 118499), (1491, 105147), (1669, 93933), (1917, 81781), (3479, 45063), (4473, 35049), (5007, 31311), (10437, 15021), (11683, 13419)]