86900515

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{78643}}^1$

素因数の和:78678

約数の個数: 16

約数和(自身を含む): 118909728

約数和(自身を除く): 32009213

約数列:

[1, 5, 13, 17, 65, 85, 221, 1105, 78643, 393215, 1022359, 1336931, 5111795, 6684655, 17380103, 86900515]

約数ペア:

[(1, 86900515), (5, 17380103), (13, 6684655), (17, 5111795), (65, 1336931), (85, 1022359), (221, 393215), (1105, 78643)]