220398695

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{138181}}^1$

素因数の和:138226

約数の個数: 16

約数和(自身を含む): 298473120

約数和(自身を除く): 78074425

約数列:

[1, 5, 11, 29, 55, 145, 319, 1595, 138181, 690905, 1519991, 4007249, 7599955, 20036245, 44079739, 220398695]

約数ペア:

[(1, 220398695), (5, 44079739), (11, 20036245), (29, 7599955), (55, 4007249), (145, 1519991), (319, 690905), (1595, 138181)]