81990354

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{34949}}^1$

素因数の和:34994

約数の個数: 32

約数和(自身を含む): 181180800

約数和(自身を除く): 99190446

約数列:

[1, 2, 3, 6, 17, 23, 34, 46, 51, 69, 102, 138, 391, 782, 1173, 2346, 34949, 69898, 104847, 209694, 594133, 803827, 1188266, 1607654, 1782399, 2411481, 3564798, 4822962, 13665059, 27330118, 40995177, 81990354]

約数ペア:

[(1, 81990354), (2, 40995177), (3, 27330118), (6, 13665059), (17, 4822962), (23, 3564798), (34, 2411481), (46, 1782399), (51, 1607654), (69, 1188266), (102, 803827), (138, 594133), (391, 209694), (782, 104847), (1173, 69898), (2346, 34949)]