81212383

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{101}}^1\times {\mathrm{233}}^1$

素因数の和:387

約数の個数: 32

約数和(自身を含む): 103109760

約数和(自身を除く): 21897377

約数列:

[1, 7, 17, 29, 101, 119, 203, 233, 493, 707, 1631, 1717, 2929, 3451, 3961, 6757, 12019, 20503, 23533, 27727, 47299, 49793, 114869, 164731, 348551, 400061, 682457, 804083, 2800427, 4777199, 11601769, 81212383]

約数ペア:

[(1, 81212383), (7, 11601769), (17, 4777199), (29, 2800427), (101, 804083), (119, 682457), (203, 400061), (233, 348551), (493, 164731), (707, 114869), (1631, 49793), (1717, 47299), (2929, 27727), (3451, 23533), (3961, 20503), (6757, 12019)]