212293115

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{22453}}^1$

素因数の和:22550

約数の個数: 16

約数和(自身を含む): 267292416

約数和(自身を除く): 54999301

約数列:

[1, 5, 31, 61, 155, 305, 1891, 9455, 22453, 112265, 696043, 1369633, 3480215, 6848165, 42458623, 212293115]

約数ペア:

[(1, 212293115), (5, 42458623), (31, 6848165), (61, 3480215), (155, 1369633), (305, 696043), (1891, 112265), (9455, 22453)]