393156907871

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{1506943}}^1$

素因数の和:1507071

約数の個数: 32

約数和(自身を含む): 502282518528

約数和(自身を除く): 109125610657

約数列:

[1, 7, 13, 47, 61, 91, 329, 427, 611, 793, 2867, 4277, 5551, 20069, 37271, 260897, 1506943, 10548601, 19590259, 70826321, 91923523, 137131813, 495784247, 643464661, 920742173, 1195005799, 4320405581, 6445195211, 8365040593, 30242839067, 56165272553, 393156907871]

約数ペア:

[(1, 393156907871), (7, 56165272553), (13, 30242839067), (47, 8365040593), (61, 6445195211), (91, 4320405581), (329, 1195005799), (427, 920742173), (611, 643464661), (793, 495784247), (2867, 137131813), (4277, 91923523), (5551, 70826321), (20069, 19590259), (37271, 10548601), (260897, 1506943)]