2591238

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{239}}^1$

素因数の和:396

約数の個数: 32

約数和(自身を含む): 5644800

約数和(自身を除く): 3053562

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 139, 239, 278, 417, 478, 717, 834, 1434, 1807, 3107, 3614, 5421, 6214, 9321, 10842, 18642, 33221, 66442, 99663, 199326, 431873, 863746, 1295619, 2591238]

約数ペア:

[(1, 2591238), (2, 1295619), (3, 863746), (6, 431873), (13, 199326), (26, 99663), (39, 66442), (78, 33221), (139, 18642), (239, 10842), (278, 9321), (417, 6214), (478, 5421), (717, 3614), (834, 3107), (1434, 1807)]