200915235

素因数分解:

$3^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{21569}}^1$

素因数の和:21609

約数の個数: 40

約数和(自身を含む): 375835680

約数和(自身を除く): 174920445

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 81, 115, 135, 207, 345, 405, 621, 1035, 1863, 3105, 9315, 21569, 64707, 107845, 194121, 323535, 496087, 582363, 970605, 1488261, 1747089, 2480435, 2911815, 4464783, 7441305, 8735445, 13394349, 22323915, 40183047, 66971745, 200915235]

約数ペア:

[(1, 200915235), (3, 66971745), (5, 40183047), (9, 22323915), (15, 13394349), (23, 8735445), (27, 7441305), (45, 4464783), (69, 2911815), (81, 2480435), (115, 1747089), (135, 1488261), (207, 970605), (345, 582363), (405, 496087), (621, 323535), (1035, 194121), (1863, 107845), (3105, 64707), (9315, 21569)]