84991755

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{4219}}^1$

素因数の和:4323

約数の個数: 32

約数和(自身を含む): 145843200

約数和(自身を除く): 60851445

約数列:

[1, 3, 5, 15, 17, 51, 79, 85, 237, 255, 395, 1185, 1343, 4029, 4219, 6715, 12657, 20145, 21095, 63285, 71723, 215169, 333301, 358615, 999903, 1075845, 1666505, 4999515, 5666117, 16998351, 28330585, 84991755]

約数ペア:

[(1, 84991755), (3, 28330585), (5, 16998351), (15, 5666117), (17, 4999515), (51, 1666505), (79, 1075845), (85, 999903), (237, 358615), (255, 333301), (395, 215169), (1185, 71723), (1343, 63285), (4029, 21095), (4219, 20145), (6715, 12657)]