137968985

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1607}}^1$

素因数の和:1853

約数の個数: 32

約数和(自身を含む): 207470592

約数和(自身を除く): 69501607

約数列:

[1, 5, 7, 11, 35, 55, 77, 223, 385, 1115, 1561, 1607, 2453, 7805, 8035, 11249, 12265, 17171, 17677, 56245, 85855, 88385, 123739, 358361, 618695, 1791805, 2508527, 3941971, 12542635, 19709855, 27593797, 137968985]

約数ペア:

[(1, 137968985), (5, 27593797), (7, 19709855), (11, 12542635), (35, 3941971), (55, 2508527), (77, 1791805), (223, 618695), (385, 358361), (1115, 123739), (1561, 88385), (1607, 85855), (2453, 56245), (7805, 17677), (8035, 17171), (11249, 12265)]