28856912

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{2551}}^1$

素因数の和:2667

約数の個数: 40

約数和(自身を含む): 64555392

約数和(自身を除く): 35698480

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 404, 707, 808, 1414, 1616, 2551, 2828, 5102, 5656, 10204, 11312, 17857, 20408, 35714, 40816, 71428, 142856, 257651, 285712, 515302, 1030604, 1803557, 2061208, 3607114, 4122416, 7214228, 14428456, 28856912]

約数ペア:

[(1, 28856912), (2, 14428456), (4, 7214228), (7, 4122416), (8, 3607114), (14, 2061208), (16, 1803557), (28, 1030604), (56, 515302), (101, 285712), (112, 257651), (202, 142856), (404, 71428), (707, 40816), (808, 35714), (1414, 20408), (1616, 17857), (2551, 11312), (2828, 10204), (5102, 5656)]