397316915

素因数分解:

$5^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{89}}^1\times {\mathrm{409}}^1$

素因数の和:599

約数の個数: 32

約数和(自身を含む): 504792000

約数和(自身を除く): 107475085

約数列:

[1, 5, 37, 59, 89, 185, 295, 409, 445, 2045, 2183, 3293, 5251, 10915, 15133, 16465, 24131, 26255, 36401, 75665, 120655, 182005, 194287, 892847, 971435, 1346837, 2147659, 4464235, 6734185, 10738295, 79463383, 397316915]

約数ペア:

[(1, 397316915), (5, 79463383), (37, 10738295), (59, 6734185), (89, 4464235), (185, 2147659), (295, 1346837), (409, 971435), (445, 892847), (2045, 194287), (2183, 182005), (3293, 120655), (5251, 75665), (10915, 36401), (15133, 26255), (16465, 24131)]