31330746

素因数分解:

$2^1\times 3^3\times {\mathrm{43}}^1\times {\mathrm{103}}^1\times {\mathrm{131}}^1$

素因数の和:288

約数の個数: 64

約数和(自身を含む): 72483840

約数和(自身を除く): 41153094

約数列:

[1, 2, 3, 6, 9, 18, 27, 43, 54, 86, 103, 129, 131, 206, 258, 262, 309, 387, 393, 618, 774, 786, 927, 1161, 1179, 1854, 2322, 2358, 2781, 3537, 4429, 5562, 5633, 7074, 8858, 11266, 13287, 13493, 16899, 26574, 26986, 33798, 39861, 40479, 50697, 79722, 80958, 101394, 119583, 121437, 152091, 239166, 242874, 304182, 364311, 580199, 728622, 1160398, 1740597, 3481194, 5221791, 10443582, 15665373, 31330746]

約数ペア:

[(1, 31330746), (2, 15665373), (3, 10443582), (6, 5221791), (9, 3481194), (18, 1740597), (27, 1160398), (43, 728622), (54, 580199), (86, 364311), (103, 304182), (129, 242874), (131, 239166), (206, 152091), (258, 121437), (262, 119583), (309, 101394), (387, 80958), (393, 79722), (618, 50697), (774, 40479), (786, 39861), (927, 33798), (1161, 26986), (1179, 26574), (1854, 16899), (2322, 13493), (2358, 13287), (2781, 11266), (3537, 8858), (4429, 7074), (5562, 5633)]