291277216

素因数分解:

$2^5\times {\mathrm{71}}^1\times {\mathrm{128203}}^1$

素因数の和:128284

約数の個数: 24

約数和(自身を含む): 581533344

約数和(自身を除く): 290256128

約数列:

[1, 2, 4, 8, 16, 32, 71, 142, 284, 568, 1136, 2272, 128203, 256406, 512812, 1025624, 2051248, 4102496, 9102413, 18204826, 36409652, 72819304, 145638608, 291277216]

約数ペア:

[(1, 291277216), (2, 145638608), (4, 72819304), (8, 36409652), (16, 18204826), (32, 9102413), (71, 4102496), (142, 2051248), (284, 1025624), (568, 512812), (1136, 256406), (2272, 128203)]