28652065

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{8317}}^1$

素因数の和:8388

約数の個数: 16

約数和(自身を含む): 37730448

約数和(自身を除く): 9078383

約数列:

[1, 5, 13, 53, 65, 265, 689, 3445, 8317, 41585, 108121, 440801, 540605, 2204005, 5730413, 28652065]

約数ペア:

[(1, 28652065), (5, 5730413), (13, 2204005), (53, 540605), (65, 440801), (265, 108121), (689, 41585), (3445, 8317)]