74978113

素因数分解:

$7^1\times {\mathrm{47}}^1\times {\mathrm{349}}^1\times {\mathrm{653}}^1$

素因数の和:1056

約数の個数: 16

約数和(自身を含む): 87897600

約数和(自身を除く): 12919487

約数列:

[1, 7, 47, 329, 349, 653, 2443, 4571, 16403, 30691, 114821, 214837, 227897, 1595279, 10711159, 74978113]

約数ペア:

[(1, 74978113), (7, 10711159), (47, 1595279), (329, 227897), (349, 214837), (653, 114821), (2443, 30691), (4571, 16403)]