57831221

素因数分解:

$7^2\times {\mathrm{89}}^2\times {\mathrm{149}}^1$

素因数の和:341

約数の個数: 18

約数和(自身を含む): 68494050

約数和(自身を除く): 10662829

約数列:

[1, 7, 49, 89, 149, 623, 1043, 4361, 7301, 7921, 13261, 55447, 92827, 388129, 649789, 1180229, 8261603, 57831221]

約数ペア:

[(1, 57831221), (7, 8261603), (49, 1180229), (89, 649789), (149, 388129), (623, 92827), (1043, 55447), (4361, 13261), (7301, 7921)]