991181904

素因数分解:

$2^4\times 3^1\times {\mathrm{347}}^1\times {\mathrm{59509}}^1$

素因数の和:59867

約数の個数: 40

約数和(自身を含む): 2567975520

約数和(自身を除く): 1576793616

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 347, 694, 1041, 1388, 2082, 2776, 4164, 5552, 8328, 16656, 59509, 119018, 178527, 238036, 357054, 476072, 714108, 952144, 1428216, 2856432, 20649623, 41299246, 61948869, 82598492, 123897738, 165196984, 247795476, 330393968, 495590952, 991181904]

約数ペア:

[(1, 991181904), (2, 495590952), (3, 330393968), (4, 247795476), (6, 165196984), (8, 123897738), (12, 82598492), (16, 61948869), (24, 41299246), (48, 20649623), (347, 2856432), (694, 1428216), (1041, 952144), (1388, 714108), (2082, 476072), (2776, 357054), (4164, 238036), (5552, 178527), (8328, 119018), (16656, 59509)]