28736110

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{221047}}^1$

素因数の和:221067

約数の個数: 16

約数和(自身を含む): 55704096

約数和(自身を除く): 26967986

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 221047, 442094, 1105235, 2210470, 2873611, 5747222, 14368055, 28736110]

約数ペア:

[(1, 28736110), (2, 14368055), (5, 5747222), (10, 2873611), (13, 2210470), (26, 1105235), (65, 442094), (130, 221047)]