64657978

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{4157}}^1$

素因数の和:4278

約数の個数: 32

約数和(自身を含む): 122145408

約数和(自身を除く): 57487430

約数列:

[1, 2, 7, 11, 14, 22, 77, 101, 154, 202, 707, 1111, 1414, 2222, 4157, 7777, 8314, 15554, 29099, 45727, 58198, 91454, 320089, 419857, 640178, 839714, 2938999, 4618427, 5877998, 9236854, 32328989, 64657978]

約数ペア:

[(1, 64657978), (2, 32328989), (7, 9236854), (11, 5877998), (14, 4618427), (22, 2938999), (77, 839714), (101, 640178), (154, 419857), (202, 320089), (707, 91454), (1111, 58198), (1414, 45727), (2222, 29099), (4157, 15554), (7777, 8314)]