56415438

素因数分解:

$2^1\times 3^2\times {\mathrm{157}}^1\times {\mathrm{19963}}^1$

素因数の和:20128

約数の個数: 24

約数和(自身を含む): 123018168

約数和(自身を除く): 66602730

約数列:

[1, 2, 3, 6, 9, 18, 157, 314, 471, 942, 1413, 2826, 19963, 39926, 59889, 119778, 179667, 359334, 3134191, 6268382, 9402573, 18805146, 28207719, 56415438]

約数ペア:

[(1, 56415438), (2, 28207719), (3, 18805146), (6, 9402573), (9, 6268382), (18, 3134191), (157, 359334), (314, 179667), (471, 119778), (942, 59889), (1413, 39926), (2826, 19963)]