90999405

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{307}}^1\times {\mathrm{941}}^1$

素因数の和:1266

約数の個数: 48

約数和(自身を含む): 181044864

約数和(自身を除く): 90045459

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 63, 105, 307, 315, 921, 941, 1535, 2149, 2763, 2823, 4605, 4705, 6447, 6587, 8469, 10745, 13815, 14115, 19341, 19761, 32235, 32935, 42345, 59283, 96705, 98805, 288887, 296415, 866661, 1444435, 2022209, 2599983, 4333305, 6066627, 10111045, 12999915, 18199881, 30333135, 90999405]

約数ペア:

[(1, 90999405), (3, 30333135), (5, 18199881), (7, 12999915), (9, 10111045), (15, 6066627), (21, 4333305), (35, 2599983), (45, 2022209), (63, 1444435), (105, 866661), (307, 296415), (315, 288887), (921, 98805), (941, 96705), (1535, 59283), (2149, 42345), (2763, 32935), (2823, 32235), (4605, 19761), (4705, 19341), (6447, 14115), (6587, 13815), (8469, 10745)]