71684338

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1181}}^1$

素因数の和:1314

約数の個数: 32

約数和(自身を含む): 122549760

約数和(自身を除く): 50865422

約数列:

[1, 2, 11, 22, 31, 62, 89, 178, 341, 682, 979, 1181, 1958, 2362, 2759, 5518, 12991, 25982, 30349, 36611, 60698, 73222, 105109, 210218, 402721, 805442, 1156199, 2312398, 3258379, 6516758, 35842169, 71684338]

約数ペア:

[(1, 71684338), (2, 35842169), (11, 6516758), (22, 3258379), (31, 2312398), (62, 1156199), (89, 805442), (178, 402721), (341, 210218), (682, 105109), (979, 73222), (1181, 60698), (1958, 36611), (2362, 30349), (2759, 25982), (5518, 12991)]