81785508

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{139091}}^1$

素因数の和:139112

約数の個数: 36

約数和(自身を含む): 221990832

約数和(自身を除く): 140205324

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 139091, 278182, 417273, 556364, 834546, 973637, 1669092, 1947274, 2920911, 3894548, 5841822, 6815459, 11683644, 13630918, 20446377, 27261836, 40892754, 81785508]

約数ペア:

[(1, 81785508), (2, 40892754), (3, 27261836), (4, 20446377), (6, 13630918), (7, 11683644), (12, 6815459), (14, 5841822), (21, 3894548), (28, 2920911), (42, 1947274), (49, 1669092), (84, 973637), (98, 834546), (147, 556364), (196, 417273), (294, 278182), (588, 139091)]