89820495

素因数分解:

$3^4\times 5^1\times {\mathrm{227}}^1\times {\mathrm{977}}^1$

素因数の和:1221

約数の個数: 40

約数和(自身を含む): 161886384

約数和(自身を除く): 72065889

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 227, 405, 681, 977, 1135, 2043, 2931, 3405, 4885, 6129, 8793, 10215, 14655, 18387, 26379, 30645, 43965, 79137, 91935, 131895, 221779, 395685, 665337, 1108895, 1996011, 3326685, 5988033, 9980055, 17964099, 29940165, 89820495]

約数ペア:

[(1, 89820495), (3, 29940165), (5, 17964099), (9, 9980055), (15, 5988033), (27, 3326685), (45, 1996011), (81, 1108895), (135, 665337), (227, 395685), (405, 221779), (681, 131895), (977, 91935), (1135, 79137), (2043, 43965), (2931, 30645), (3405, 26379), (4885, 18387), (6129, 14655), (8793, 10215)]