290417478

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{811}}^1\times {\mathrm{4591}}^1$

素因数の和:5420

約数の個数: 32

約数和(自身を含む): 626422272

約数和(自身を除く): 336004794

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 811, 1622, 2433, 4591, 4866, 9182, 10543, 13773, 21086, 27546, 31629, 59683, 63258, 119366, 179049, 358098, 3723301, 7446602, 11169903, 22339806, 48402913, 96805826, 145208739, 290417478]

約数ペア:

[(1, 290417478), (2, 145208739), (3, 96805826), (6, 48402913), (13, 22339806), (26, 11169903), (39, 7446602), (78, 3723301), (811, 358098), (1622, 179049), (2433, 119366), (4591, 63258), (4866, 59683), (9182, 31629), (10543, 27546), (13773, 21086)]