31991208

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{79}}^1\times {\mathrm{359}}^1$

素因数の和:494

約数の個数: 64

約数和(自身を含む): 82944000

約数和(自身を除く): 50952792

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 79, 94, 141, 158, 188, 237, 282, 316, 359, 376, 474, 564, 632, 718, 948, 1077, 1128, 1436, 1896, 2154, 2872, 3713, 4308, 7426, 8616, 11139, 14852, 16873, 22278, 28361, 29704, 33746, 44556, 50619, 56722, 67492, 85083, 89112, 101238, 113444, 134984, 170166, 202476, 226888, 340332, 404952, 680664, 1332967, 2665934, 3998901, 5331868, 7997802, 10663736, 15995604, 31991208]

約数ペア:

[(1, 31991208), (2, 15995604), (3, 10663736), (4, 7997802), (6, 5331868), (8, 3998901), (12, 2665934), (24, 1332967), (47, 680664), (79, 404952), (94, 340332), (141, 226888), (158, 202476), (188, 170166), (237, 134984), (282, 113444), (316, 101238), (359, 89112), (376, 85083), (474, 67492), (564, 56722), (632, 50619), (718, 44556), (948, 33746), (1077, 29704), (1128, 28361), (1436, 22278), (1896, 16873), (2154, 14852), (2872, 11139), (3713, 8616), (4308, 7426)]