189485565

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{659}}^1\times {\mathrm{661}}^1$

素因数の和:1357

約数の個数: 32

約数和(自身を含む): 314582400

約数和(自身を除く): 125096835

約数列:

[1, 3, 5, 15, 29, 87, 145, 435, 659, 661, 1977, 1983, 3295, 3305, 9885, 9915, 19111, 19169, 57333, 57507, 95555, 95845, 286665, 287535, 435599, 1306797, 2177995, 6533985, 12632371, 37897113, 63161855, 189485565]

約数ペア:

[(1, 189485565), (3, 63161855), (5, 37897113), (15, 12632371), (29, 6533985), (87, 2177995), (145, 1306797), (435, 435599), (659, 287535), (661, 286665), (1977, 95845), (1983, 95555), (3295, 57507), (3305, 57333), (9885, 19169), (9915, 19111)]