684753345

素因数分解:

$3^6\times 5^1\times {\mathrm{187861}}^1$

素因数の和:187884

約数の個数: 28

約数和(自身を含む): 1231998996

約数和(自身を除く): 547245651

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 187861, 563583, 939305, 1690749, 2817915, 5072247, 8453745, 15216741, 25361235, 45650223, 76083705, 136950669, 228251115, 684753345]

約数ペア:

[(1, 684753345), (3, 228251115), (5, 136950669), (9, 76083705), (15, 45650223), (27, 25361235), (45, 15216741), (81, 8453745), (135, 5072247), (243, 2817915), (405, 1690749), (729, 939305), (1215, 563583), (3645, 187861)]