81694956

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{138937}}^1$

素因数の和:138958

約数の個数: 36

約数和(自身を含む): 221745048

約数和(自身を除く): 140050092

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 138937, 277874, 416811, 555748, 833622, 972559, 1667244, 1945118, 2917677, 3890236, 5835354, 6807913, 11670708, 13615826, 20423739, 27231652, 40847478, 81694956]

約数ペア:

[(1, 81694956), (2, 40847478), (3, 27231652), (4, 20423739), (6, 13615826), (7, 11670708), (12, 6807913), (14, 5835354), (21, 3890236), (28, 2917677), (42, 1945118), (49, 1667244), (84, 972559), (98, 833622), (147, 555748), (196, 416811), (294, 277874), (588, 138937)]