140972692

素因数分解:

$2^2\times 7^1\times {\mathrm{421}}^1\times {\mathrm{11959}}^1$

素因数の和:12391

約数の個数: 24

約数和(自身を含む): 282638720

約数和(自身を除く): 141666028

約数列:

[1, 2, 4, 7, 14, 28, 421, 842, 1684, 2947, 5894, 11788, 11959, 23918, 47836, 83713, 167426, 334852, 5034739, 10069478, 20138956, 35243173, 70486346, 140972692]

約数ペア:

[(1, 140972692), (2, 70486346), (4, 35243173), (7, 20138956), (14, 10069478), (28, 5034739), (421, 334852), (842, 167426), (1684, 83713), (2947, 47836), (5894, 23918), (11788, 11959)]