2399895

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{613}}^1$

素因数の和:656

約数の個数: 32

約数和(自身を含む): 4420800

約数和(自身を除く): 2020905

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 613, 783, 1305, 1839, 3065, 3915, 5517, 9195, 16551, 17777, 27585, 53331, 82755, 88885, 159993, 266655, 479979, 799965, 2399895]

約数ペア:

[(1, 2399895), (3, 799965), (5, 479979), (9, 266655), (15, 159993), (27, 88885), (29, 82755), (45, 53331), (87, 27585), (135, 17777), (145, 16551), (261, 9195), (435, 5517), (613, 3915), (783, 3065), (1305, 1839)]