201945807

素因数分解:

$3^2\times 7^2\times {\mathrm{61}}^1\times {\mathrm{7507}}^1$

素因数の和:7588

約数の個数: 36

約数和(自身を含む): 344932536

約数和(自身を除く): 142986729

約数列:

[1, 3, 7, 9, 21, 49, 61, 63, 147, 183, 427, 441, 549, 1281, 2989, 3843, 7507, 8967, 22521, 26901, 52549, 67563, 157647, 367843, 457927, 472941, 1103529, 1373781, 3205489, 3310587, 4121343, 9616467, 22438423, 28849401, 67315269, 201945807]

約数ペア:

[(1, 201945807), (3, 67315269), (7, 28849401), (9, 22438423), (21, 9616467), (49, 4121343), (61, 3310587), (63, 3205489), (147, 1373781), (183, 1103529), (427, 472941), (441, 457927), (549, 367843), (1281, 157647), (2989, 67563), (3843, 52549), (7507, 26901), (8967, 22521)]