29981217

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{613}}^1$

素因数の和:777

約数の個数: 32

約数和(自身を含む): 48805632

約数和(自身を除く): 18824415

約数列:

[1, 3, 7, 17, 21, 51, 119, 137, 357, 411, 613, 959, 1839, 2329, 2877, 4291, 6987, 10421, 12873, 16303, 31263, 48909, 72947, 83981, 218841, 251943, 587867, 1427677, 1763601, 4283031, 9993739, 29981217]

約数ペア:

[(1, 29981217), (3, 9993739), (7, 4283031), (17, 1763601), (21, 1427677), (51, 587867), (119, 251943), (137, 218841), (357, 83981), (411, 72947), (613, 48909), (959, 31263), (1839, 16303), (2329, 12873), (2877, 10421), (4291, 6987)]