3947888

素因数分解:

$2^4\times 7^1\times {\mathrm{101}}^1\times {\mathrm{349}}^1$

素因数の和:465

約数の個数: 40

約数和(自身を含む): 8853600

約数和(自身を除く): 4905712

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 101, 112, 202, 349, 404, 698, 707, 808, 1396, 1414, 1616, 2443, 2792, 2828, 4886, 5584, 5656, 9772, 11312, 19544, 35249, 39088, 70498, 140996, 246743, 281992, 493486, 563984, 986972, 1973944, 3947888]

約数ペア:

[(1, 3947888), (2, 1973944), (4, 986972), (7, 563984), (8, 493486), (14, 281992), (16, 246743), (28, 140996), (56, 70498), (101, 39088), (112, 35249), (202, 19544), (349, 11312), (404, 9772), (698, 5656), (707, 5584), (808, 4886), (1396, 2828), (1414, 2792), (1616, 2443)]