198388623

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{4327}}^1$

素因数の和:4407

約数の個数: 32

約数和(自身を含む): 299151360

約数和(自身を除く): 100762737

約数列:

[1, 3, 17, 29, 31, 51, 87, 93, 493, 527, 899, 1479, 1581, 2697, 4327, 12981, 15283, 45849, 73559, 125483, 134137, 220677, 376449, 402411, 2133211, 2280329, 3889973, 6399633, 6840987, 11669919, 66129541, 198388623]

約数ペア:

[(1, 198388623), (3, 66129541), (17, 11669919), (29, 6840987), (31, 6399633), (51, 3889973), (87, 2280329), (93, 2133211), (493, 402411), (527, 376449), (899, 220677), (1479, 134137), (1581, 125483), (2697, 73559), (4327, 45849), (12981, 15283)]