2638587

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{389}}^1$

素因数の和:435

約数の個数: 32

約数和(自身を含む): 4492800

約数和(自身を除く): 1854213

約数列:

[1, 3, 7, 17, 19, 21, 51, 57, 119, 133, 323, 357, 389, 399, 969, 1167, 2261, 2723, 6613, 6783, 7391, 8169, 19839, 22173, 46291, 51737, 125647, 138873, 155211, 376941, 879529, 2638587]

約数ペア:

[(1, 2638587), (3, 879529), (7, 376941), (17, 155211), (19, 138873), (21, 125647), (51, 51737), (57, 46291), (119, 22173), (133, 19839), (323, 8169), (357, 7391), (389, 6783), (399, 6613), (969, 2723), (1167, 2261)]