15200865

素因数分解:

$3^5\times 5^1\times {\mathrm{12511}}^1$

素因数の和:12531

約数の個数: 24

約数和(自身を含む): 27326208

約数和(自身を除く): 12125343

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 12511, 37533, 62555, 112599, 187665, 337797, 562995, 1013391, 1688985, 3040173, 5066955, 15200865]

約数ペア:

[(1, 15200865), (3, 5066955), (5, 3040173), (9, 1688985), (15, 1013391), (27, 562995), (45, 337797), (81, 187665), (135, 112599), (243, 62555), (405, 37533), (1215, 12511)]