490018178

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{11471}}^1$

素因数の和:11570

約数の個数: 32

約数和(自身を含む): 832591872

約数和(自身を除く): 342573694

約数列:

[1, 2, 13, 26, 31, 53, 62, 106, 403, 689, 806, 1378, 1643, 3286, 11471, 21359, 22942, 42718, 149123, 298246, 355601, 607963, 711202, 1215926, 4622813, 7903519, 9245626, 15807038, 18846853, 37693706, 245009089, 490018178]

約数ペア:

[(1, 490018178), (2, 245009089), (13, 37693706), (26, 18846853), (31, 15807038), (53, 9245626), (62, 7903519), (106, 4622813), (403, 1215926), (689, 711202), (806, 607963), (1378, 355601), (1643, 298246), (3286, 149123), (11471, 42718), (21359, 22942)]