220676833

素因数分解:

${\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1156

約数の個数: 16

約数和(自身を含む): 242487952

約数和(自身を除く): 21811119

約数列:

[1, 13, 61, 421, 661, 793, 5473, 8593, 25681, 40321, 278281, 333853, 524173, 3617653, 16975141, 220676833]

約数ペア:

[(1, 220676833), (13, 16975141), (61, 3617653), (421, 524173), (661, 333853), (793, 278281), (5473, 40321), (8593, 25681)]