1238963571

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{89}}^1\times {\mathrm{81409}}^1$

素因数の和:81523

約数の個数: 24

約数和(自身を含む): 1904994000

約数和(自身を除く): 666030429

約数列:

[1, 3, 9, 19, 57, 89, 171, 267, 801, 1691, 5073, 15219, 81409, 244227, 732681, 1546771, 4640313, 7245401, 13920939, 21736203, 65208609, 137662619, 412987857, 1238963571]

約数ペア:

[(1, 1238963571), (3, 412987857), (9, 137662619), (19, 65208609), (57, 21736203), (89, 13920939), (171, 7245401), (267, 4640313), (801, 1546771), (1691, 732681), (5073, 244227), (15219, 81409)]