201220435

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{71993}}^1$

素因数の和:72054

約数の個数: 16

約数和(自身を含む): 266089824

約数和(自身を除く): 64869389

約数列:

[1, 5, 13, 43, 65, 215, 559, 2795, 71993, 359965, 935909, 3095699, 4679545, 15478495, 40244087, 201220435]

約数ペア:

[(1, 201220435), (5, 40244087), (13, 15478495), (43, 4679545), (65, 3095699), (215, 935909), (559, 359965), (2795, 71993)]