27648205

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{191}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 38320128

約数和(自身を除く): 10671923

約数列:

[1, 5, 13, 17, 65, 85, 131, 191, 221, 655, 955, 1105, 1703, 2227, 2483, 3247, 8515, 11135, 12415, 16235, 25021, 28951, 42211, 125105, 144755, 211055, 325273, 425357, 1626365, 2126785, 5529641, 27648205]

約数ペア:

[(1, 27648205), (5, 5529641), (13, 2126785), (17, 1626365), (65, 425357), (85, 325273), (131, 211055), (191, 144755), (221, 125105), (655, 42211), (955, 28951), (1105, 25021), (1703, 16235), (2227, 12415), (2483, 11135), (3247, 8515)]