81807622

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1\times {\mathrm{227}}^1$

素因数の和:492

約数の個数: 32

約数和(自身を含む): 135136512

約数和(自身を除く): 53328890

約数列:

[1, 2, 13, 26, 83, 166, 167, 227, 334, 454, 1079, 2158, 2171, 2951, 4342, 5902, 13861, 18841, 27722, 37682, 37909, 75818, 180193, 244933, 360386, 489866, 492817, 985634, 3146447, 6292894, 40903811, 81807622]

約数ペア:

[(1, 81807622), (2, 40903811), (13, 6292894), (26, 3146447), (83, 985634), (166, 492817), (167, 489866), (227, 360386), (334, 244933), (454, 180193), (1079, 75818), (2158, 37909), (2171, 37682), (2951, 27722), (4342, 18841), (5902, 13861)]