691206692

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{1428113}}^1$

素因数の和:1428139

約数の個数: 18

約数和(自身を含む): 1329574134

約数和(自身を除く): 638367442

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 1428113, 2856226, 5712452, 15709243, 31418486, 62836972, 172801673, 345603346, 691206692]

約数ペア:

[(1, 691206692), (2, 345603346), (4, 172801673), (11, 62836972), (22, 31418486), (44, 15709243), (121, 5712452), (242, 2856226), (484, 1428113)]