256851674

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{142537}}^1$

素因数の和:142609

約数の個数: 16

約数和(自身を含む): 415640808

約数和(自身を除く): 158789134

約数列:

[1, 2, 17, 34, 53, 106, 901, 1802, 142537, 285074, 2423129, 4846258, 7554461, 15108922, 128425837, 256851674]

約数ペア:

[(1, 256851674), (2, 128425837), (17, 15108922), (34, 7554461), (53, 4846258), (106, 2423129), (901, 285074), (1802, 142537)]