827421

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:113

約数の個数: 24

約数和(自身を含む): 1334592

約数和(自身を除く): 507171

約数列:

[1, 3, 7, 21, 31, 41, 93, 123, 217, 287, 651, 861, 961, 1271, 2883, 3813, 6727, 8897, 20181, 26691, 39401, 118203, 275807, 827421]

約数ペア:

[(1, 827421), (3, 275807), (7, 118203), (21, 39401), (31, 26691), (41, 20181), (93, 8897), (123, 6727), (217, 3813), (287, 2883), (651, 1271), (861, 961)]