128214945

素因数分解:

$3^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{5171}}^1$

素因数の和:5230

約数の個数: 48

約数和(自身を含む): 242049600

約数和(自身を除く): 113834655

約数列:

[1, 3, 5, 9, 15, 19, 29, 45, 57, 87, 95, 145, 171, 261, 285, 435, 551, 855, 1305, 1653, 2755, 4959, 5171, 8265, 15513, 24795, 25855, 46539, 77565, 98249, 149959, 232695, 294747, 449877, 491245, 749795, 884241, 1349631, 1473735, 2249385, 2849221, 4421205, 6748155, 8547663, 14246105, 25642989, 42738315, 128214945]

約数ペア:

[(1, 128214945), (3, 42738315), (5, 25642989), (9, 14246105), (15, 8547663), (19, 6748155), (29, 4421205), (45, 2849221), (57, 2249385), (87, 1473735), (95, 1349631), (145, 884241), (171, 749795), (261, 491245), (285, 449877), (435, 294747), (551, 232695), (855, 149959), (1305, 98249), (1653, 77565), (2755, 46539), (4959, 25855), (5171, 24795), (8265, 15513)]