211563902

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{28201}}^1$

素因数の和:28256

約数の個数: 24

約数和(自身を含む): 360083136

約数和(自身を除く): 148519234

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 28201, 56402, 310211, 620422, 874231, 1748462, 3412321, 6824642, 9616541, 19233082, 105781951, 211563902]

約数ペア:

[(1, 211563902), (2, 105781951), (11, 19233082), (22, 9616541), (31, 6824642), (62, 3412321), (121, 1748462), (242, 874231), (341, 620422), (682, 310211), (3751, 56402), (7502, 28201)]