87141405

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{271}}^1$

素因数の和:406

約数の個数: 64

約数和(自身を含む): 161215488

約数和(自身を除く): 74074083

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 97, 195, 221, 255, 271, 291, 485, 663, 813, 1105, 1261, 1355, 1455, 1649, 3315, 3523, 3783, 4065, 4607, 4947, 6305, 8245, 10569, 13821, 17615, 18915, 21437, 23035, 24735, 26287, 52845, 59891, 64311, 69105, 78861, 107185, 131435, 179673, 299455, 321555, 341731, 394305, 446879, 898365, 1025193, 1340637, 1708655, 2234395, 5125965, 5809427, 6703185, 17428281, 29047135, 87141405]

約数ペア:

[(1, 87141405), (3, 29047135), (5, 17428281), (13, 6703185), (15, 5809427), (17, 5125965), (39, 2234395), (51, 1708655), (65, 1340637), (85, 1025193), (97, 898365), (195, 446879), (221, 394305), (255, 341731), (271, 321555), (291, 299455), (485, 179673), (663, 131435), (813, 107185), (1105, 78861), (1261, 69105), (1355, 64311), (1455, 59891), (1649, 52845), (3315, 26287), (3523, 24735), (3783, 23035), (4065, 21437), (4607, 18915), (4947, 17615), (6305, 13821), (8245, 10569)]