215512401

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{67}}^2\times {\mathrm{1231}}^1$

素因数の和:1381

約数の個数: 24

約数和(自身を含む): 314396544

約数和(自身を除く): 98884143

約数列:

[1, 3, 13, 39, 67, 201, 871, 1231, 2613, 3693, 4489, 13467, 16003, 48009, 58357, 82477, 175071, 247431, 1072201, 3216603, 5525959, 16577877, 71837467, 215512401]

約数ペア:

[(1, 215512401), (3, 71837467), (13, 16577877), (39, 5525959), (67, 3216603), (201, 1072201), (871, 247431), (1231, 175071), (2613, 82477), (3693, 58357), (4489, 48009), (13467, 16003)]