268012984

素因数分解:

$2^3\times {\mathrm{173}}^1\times {\mathrm{197}}^1\times {\mathrm{983}}^1$

素因数の和:1359

約数の個数: 32

約数和(自身を含む): 508511520

約数和(自身を除く): 240498536

約数列:

[1, 2, 4, 8, 173, 197, 346, 394, 692, 788, 983, 1384, 1576, 1966, 3932, 7864, 34081, 68162, 136324, 170059, 193651, 272648, 340118, 387302, 680236, 774604, 1360472, 1549208, 33501623, 67003246, 134006492, 268012984]

約数ペア:

[(1, 268012984), (2, 134006492), (4, 67003246), (8, 33501623), (173, 1549208), (197, 1360472), (346, 774604), (394, 680236), (692, 387302), (788, 340118), (983, 272648), (1384, 193651), (1576, 170059), (1966, 136324), (3932, 68162), (7864, 34081)]