641055885

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1858133}}^1$

素因数の和:1858164

約数の個数: 16

約数和(自身を含む): 1070285184

約数和(自身を除く): 429229299

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 1858133, 5574399, 9290665, 27871995, 42737059, 128211177, 213685295, 641055885]

約数ペア:

[(1, 641055885), (3, 213685295), (5, 128211177), (15, 42737059), (23, 27871995), (69, 9290665), (115, 5574399), (345, 1858133)]