16223739

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{557}}^1$

素因数の和:659

約数の個数: 32

約数和(自身を含む): 26426880

約数和(自身を除く): 10203141

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 557, 1387, 1533, 1671, 3899, 4161, 9709, 10583, 11697, 29127, 31749, 40661, 74081, 121983, 222243, 284627, 772559, 853881, 2317677, 5407913, 16223739]

約数ペア:

[(1, 16223739), (3, 5407913), (7, 2317677), (19, 853881), (21, 772559), (57, 284627), (73, 222243), (133, 121983), (219, 74081), (399, 40661), (511, 31749), (557, 29127), (1387, 11697), (1533, 10583), (1671, 9709), (3899, 4161)]