18518565

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4173

約数の個数: 32

約数和(自身を含む): 33304320

約数和(自身を除く): 14785755

約数列:

[1, 3, 5, 13, 15, 23, 39, 65, 69, 115, 195, 299, 345, 897, 1495, 4129, 4485, 12387, 20645, 53677, 61935, 94967, 161031, 268385, 284901, 474835, 805155, 1234571, 1424505, 3703713, 6172855, 18518565]

約数ペア:

[(1, 18518565), (3, 6172855), (5, 3703713), (13, 1424505), (15, 1234571), (23, 805155), (39, 474835), (65, 284901), (69, 268385), (115, 161031), (195, 94967), (299, 61935), (345, 53677), (897, 20645), (1495, 12387), (4129, 4485)]