664765922

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{1283}}^1$

素因数の和:1514

約数の個数: 32

約数和(自身を含む): 1054646784

約数和(自身を除く): 389880862

約数列:

[1, 2, 31, 61, 62, 122, 137, 274, 1283, 1891, 2566, 3782, 4247, 8357, 8494, 16714, 39773, 78263, 79546, 156526, 175771, 259067, 351542, 518134, 2426153, 4852306, 5448901, 10722031, 10897802, 21444062, 332382961, 664765922]

約数ペア:

[(1, 664765922), (2, 332382961), (31, 21444062), (61, 10897802), (62, 10722031), (122, 5448901), (137, 4852306), (274, 2426153), (1283, 518134), (1891, 351542), (2566, 259067), (3782, 175771), (4247, 156526), (8357, 79546), (8494, 78263), (16714, 39773)]