201522295

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{72101}}^1$

素因数の和:72162

約数の個数: 16

約数和(自身を含む): 266488992

約数和(自身を除く): 64966697

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 72101, 360505, 937313, 3100343, 4686565, 15501715, 40304459, 201522295]

約数ペア:

[(1, 201522295), (5, 40304459), (13, 15501715), (43, 4686565), (65, 3100343), (215, 937313), (559, 360505), (2795, 72101)]