73995481

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{137}}^1$

素因数の和:325

約数の個数: 32

約数和(自身を含む): 93265920

約数和(自身を除く): 19270439

約数列:

[1, 7, 19, 31, 131, 133, 137, 217, 589, 917, 959, 2489, 2603, 4061, 4123, 4247, 17423, 17947, 18221, 28427, 29729, 77159, 80693, 125629, 340993, 540113, 556357, 564851, 2386951, 3894499, 10570783, 73995481]

約数ペア:

[(1, 73995481), (7, 10570783), (19, 3894499), (31, 2386951), (131, 564851), (133, 556357), (137, 540113), (217, 340993), (589, 125629), (917, 80693), (959, 77159), (2489, 29729), (2603, 28427), (4061, 18221), (4123, 17947), (4247, 17423)]