66874778

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1\times {\mathrm{2393}}^1$

素因数の和:2641

約数の個数: 16

約数和(自身を含む): 102128040

約数和(自身を除く): 35253262

約数列:

[1, 2, 89, 157, 178, 314, 2393, 4786, 13973, 27946, 212977, 375701, 425954, 751402, 33437389, 66874778]

約数ペア:

[(1, 66874778), (2, 33437389), (89, 751402), (157, 425954), (178, 375701), (314, 212977), (2393, 27946), (4786, 13973)]