54709590

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{140281}}^1$

素因数の和:140304

約数の個数: 32

約数和(自身を含む): 141404256

約数和(自身を除く): 86694666

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 140281, 280562, 420843, 701405, 841686, 1402810, 1823653, 2104215, 3647306, 4208430, 5470959, 9118265, 10941918, 18236530, 27354795, 54709590]

約数ペア:

[(1, 54709590), (2, 27354795), (3, 18236530), (5, 10941918), (6, 9118265), (10, 5470959), (13, 4208430), (15, 3647306), (26, 2104215), (30, 1823653), (39, 1402810), (65, 841686), (78, 701405), (130, 420843), (195, 280562), (390, 140281)]