64997372

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^2\times {\mathrm{157}}^1$

素因数の和:366

約数の個数: 36

約数和(自身を含む): 126176904

約数和(自身を除く): 61179532

約数列:

[1, 2, 4, 11, 22, 44, 97, 157, 194, 314, 388, 628, 1067, 1727, 2134, 3454, 4268, 6908, 9409, 15229, 18818, 30458, 37636, 60916, 103499, 167519, 206998, 335038, 413996, 670076, 1477213, 2954426, 5908852, 16249343, 32498686, 64997372]

約数ペア:

[(1, 64997372), (2, 32498686), (4, 16249343), (11, 5908852), (22, 2954426), (44, 1477213), (97, 670076), (157, 413996), (194, 335038), (314, 206998), (388, 167519), (628, 103499), (1067, 60916), (1727, 37636), (2134, 30458), (3454, 18818), (4268, 15229), (6908, 9409)]