20161784025

素因数分解:

$3^2\times 5^2\times {\mathrm{229}}^1\times {\mathrm{391301}}^1$

素因数の和:391546

約数の個数: 36

約数和(自身を含む): 36269782380

約数和(自身を除く): 16107998355

約数列:

[1, 3, 5, 9, 15, 25, 45, 75, 225, 229, 687, 1145, 2061, 3435, 5725, 10305, 17175, 51525, 391301, 1173903, 1956505, 3521709, 5869515, 9782525, 17608545, 29347575, 88042725, 89607929, 268823787, 448039645, 806471361, 1344118935, 2240198225, 4032356805, 6720594675, 20161784025]

約数ペア:

[(1, 20161784025), (3, 6720594675), (5, 4032356805), (9, 2240198225), (15, 1344118935), (25, 806471361), (45, 448039645), (75, 268823787), (225, 89607929), (229, 88042725), (687, 29347575), (1145, 17608545), (2061, 9782525), (3435, 5869515), (5725, 3521709), (10305, 1956505), (17175, 1173903), (51525, 391301)]