90748791

素因数分解:

$3^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{139}}^1\times {\mathrm{241}}^1$

素因数の和:436

約数の個数: 48

約数和(自身を含む): 155034880

約数和(自身を除く): 64286089

約数列:

[1, 3, 7, 9, 21, 43, 63, 129, 139, 241, 301, 387, 417, 723, 903, 973, 1251, 1687, 2169, 2709, 2919, 5061, 5977, 8757, 10363, 15183, 17931, 31089, 33499, 41839, 53793, 72541, 93267, 100497, 125517, 217623, 234493, 301491, 376551, 652869, 703479, 1440457, 2110437, 4321371, 10083199, 12964113, 30249597, 90748791]

約数ペア:

[(1, 90748791), (3, 30249597), (7, 12964113), (9, 10083199), (21, 4321371), (43, 2110437), (63, 1440457), (129, 703479), (139, 652869), (241, 376551), (301, 301491), (387, 234493), (417, 217623), (723, 125517), (903, 100497), (973, 93267), (1251, 72541), (1687, 53793), (2169, 41839), (2709, 33499), (2919, 31089), (5061, 17931), (5977, 15183), (8757, 10363)]