397584290

素因数分解:

$2^1\times 5^1\times {\mathrm{349}}^1\times {\mathrm{113921}}^1$

素因数の和:114277

約数の個数: 16

約数和(自身を含む): 717708600

約数和(自身を除く): 320124310

約数列:

[1, 2, 5, 10, 349, 698, 1745, 3490, 113921, 227842, 569605, 1139210, 39758429, 79516858, 198792145, 397584290]

約数ペア:

[(1, 397584290), (2, 198792145), (5, 79516858), (10, 39758429), (349, 1139210), (698, 569605), (1745, 227842), (3490, 113921)]