28839590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{1361}}^1$

素因数の和:1544

約数の個数: 32

約数和(自身を含む): 56288736

約数和(自身を除く): 27449146

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 163, 326, 815, 1361, 1630, 2119, 2722, 4238, 6805, 10595, 13610, 17693, 21190, 35386, 88465, 176930, 221843, 443686, 1109215, 2218430, 2883959, 5767918, 14419795, 28839590]

約数ペア:

[(1, 28839590), (2, 14419795), (5, 5767918), (10, 2883959), (13, 2218430), (26, 1109215), (65, 443686), (130, 221843), (163, 176930), (326, 88465), (815, 35386), (1361, 21190), (1630, 17693), (2119, 13610), (2722, 10595), (4238, 6805)]