788409609

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{191}}^1\times {\mathrm{1997}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 1160054784

約数和(自身を除く): 371645175

約数列:

[1, 3, 13, 39, 53, 159, 191, 573, 689, 1997, 2067, 2483, 5991, 7449, 10123, 25961, 30369, 77883, 105841, 131599, 317523, 381427, 394797, 1144281, 1375933, 4127799, 4958551, 14875653, 20215631, 60646893, 262803203, 788409609]

約数ペア:

[(1, 788409609), (3, 262803203), (13, 60646893), (39, 20215631), (53, 14875653), (159, 4958551), (191, 4127799), (573, 1375933), (689, 1144281), (1997, 394797), (2067, 381427), (2483, 317523), (5991, 131599), (7449, 105841), (10123, 77883), (25961, 30369)]