129968176

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{624847}}^1$

素因数の和:624868

約数の個数: 20

約数和(自身を含む): 271184032

約数和(自身を除く): 141215856

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 624847, 1249694, 2499388, 4998776, 8123011, 9997552, 16246022, 32492044, 64984088, 129968176]

約数ペア:

[(1, 129968176), (2, 64984088), (4, 32492044), (8, 16246022), (13, 9997552), (16, 8123011), (26, 4998776), (52, 2499388), (104, 1249694), (208, 624847)]