1801471385

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^2\times {\mathrm{241}}^1\times {\mathrm{739}}^1$

素因数の和:1026

約数の個数: 48

約数和(自身を含む): 2638922880

約数和(自身を除く): 837451495

約数列:

[1, 5, 7, 17, 35, 85, 119, 241, 289, 595, 739, 1205, 1445, 1687, 2023, 3695, 4097, 5173, 8435, 10115, 12563, 20485, 25865, 28679, 62815, 69649, 87941, 143395, 178099, 213571, 348245, 439705, 487543, 890495, 1067855, 1246693, 1494997, 2437715, 3027683, 6233465, 7474985, 15138415, 21193781, 51470611, 105968905, 257353055, 360294277, 1801471385]

約数ペア:

[(1, 1801471385), (5, 360294277), (7, 257353055), (17, 105968905), (35, 51470611), (85, 21193781), (119, 15138415), (241, 7474985), (289, 6233465), (595, 3027683), (739, 2437715), (1205, 1494997), (1445, 1246693), (1687, 1067855), (2023, 890495), (3695, 487543), (4097, 439705), (5173, 348245), (8435, 213571), (10115, 178099), (12563, 143395), (20485, 87941), (25865, 69649), (28679, 62815)]