81133404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:887

約数の個数: 72

約数和(自身を含む): 211284864

約数和(自身を除く): 130151460

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 121, 132, 142, 213, 242, 284, 363, 426, 484, 726, 781, 787, 852, 1452, 1562, 1574, 2343, 2361, 3124, 3148, 4686, 4722, 8591, 8657, 9372, 9444, 17182, 17314, 25773, 25971, 34364, 34628, 51546, 51942, 55877, 95227, 103092, 103884, 111754, 167631, 190454, 223508, 285681, 335262, 380908, 571362, 614647, 670524, 1142724, 1229294, 1843941, 2458588, 3687882, 6761117, 7375764, 13522234, 20283351, 27044468, 40566702, 81133404]

約数ペア:

[(1, 81133404), (2, 40566702), (3, 27044468), (4, 20283351), (6, 13522234), (11, 7375764), (12, 6761117), (22, 3687882), (33, 2458588), (44, 1843941), (66, 1229294), (71, 1142724), (121, 670524), (132, 614647), (142, 571362), (213, 380908), (242, 335262), (284, 285681), (363, 223508), (426, 190454), (484, 167631), (726, 111754), (781, 103884), (787, 103092), (852, 95227), (1452, 55877), (1562, 51942), (1574, 51546), (2343, 34628), (2361, 34364), (3124, 25971), (3148, 25773), (4686, 17314), (4722, 17182), (8591, 9444), (8657, 9372)]