31005093

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{653}}^1$

素因数の和:706

約数の個数: 48

約数和(自身を含む): 53680320

約数和(自身を除く): 22675227

約数列:

[1, 3, 7, 17, 19, 21, 49, 51, 57, 119, 133, 147, 323, 357, 399, 653, 833, 931, 969, 1959, 2261, 2499, 2793, 4571, 6783, 11101, 12407, 13713, 15827, 31997, 33303, 37221, 47481, 77707, 86849, 95991, 210919, 233121, 260547, 543949, 607943, 632757, 1476433, 1631847, 1823829, 4429299, 10335031, 31005093]

約数ペア:

[(1, 31005093), (3, 10335031), (7, 4429299), (17, 1823829), (19, 1631847), (21, 1476433), (49, 632757), (51, 607943), (57, 543949), (119, 260547), (133, 233121), (147, 210919), (323, 95991), (357, 86849), (399, 77707), (653, 47481), (833, 37221), (931, 33303), (969, 31997), (1959, 15827), (2261, 13713), (2499, 12407), (2793, 11101), (4571, 6783)]