215326947

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{463}}^1\times {\mathrm{829}}^1$

素因数の和:1323

約数の個数: 32

約数和(自身を含む): 332743680

約数和(自身を除く): 117416733

約数列:

[1, 3, 11, 17, 33, 51, 187, 463, 561, 829, 1389, 2487, 5093, 7871, 9119, 14093, 15279, 23613, 27357, 42279, 86581, 155023, 259743, 383827, 465069, 1151481, 4222097, 6525059, 12666291, 19575177, 71775649, 215326947]

約数ペア:

[(1, 215326947), (3, 71775649), (11, 19575177), (17, 12666291), (33, 6525059), (51, 4222097), (187, 1151481), (463, 465069), (561, 383827), (829, 259743), (1389, 155023), (2487, 86581), (5093, 42279), (7871, 27357), (9119, 23613), (14093, 15279)]