727457751

素因数分解:

$3^2\times {\mathrm{139}}^1\times {\mathrm{151}}^1\times {\mathrm{3851}}^1$

素因数の和:4147

約数の個数: 24

約数和(自身を含む): 1065617280

約数和(自身を除く): 338159529

約数列:

[1, 3, 9, 139, 151, 417, 453, 1251, 1359, 3851, 11553, 20989, 34659, 62967, 188901, 535289, 581501, 1605867, 1744503, 4817601, 5233509, 80828639, 242485917, 727457751]

約数ペア:

[(1, 727457751), (3, 242485917), (9, 80828639), (139, 5233509), (151, 4817601), (417, 1744503), (453, 1605867), (1251, 581501), (1359, 535289), (3851, 188901), (11553, 62967), (20989, 34659)]