290701406

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{107747}}^1$

素因数の和:107839

約数の個数: 16

約数和(自身を含む): 465471360

約数和(自身を除く): 174769954

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 107747, 215494, 2047193, 4094386, 7650037, 15300074, 145350703, 290701406]

約数ペア:

[(1, 290701406), (2, 145350703), (19, 15300074), (38, 7650037), (71, 4094386), (142, 2047193), (1349, 215494), (2698, 107747)]