201520928

素因数分解:

$2^5\times 7^2\times {\mathrm{128521}}^1$

素因数の和:128545

約数の個数: 36

約数和(自身を含む): 461522502

約数和(自身を除く): 260001574

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 98, 112, 196, 224, 392, 784, 1568, 128521, 257042, 514084, 899647, 1028168, 1799294, 2056336, 3598588, 4112672, 6297529, 7197176, 12595058, 14394352, 25190116, 28788704, 50380232, 100760464, 201520928]

約数ペア:

[(1, 201520928), (2, 100760464), (4, 50380232), (7, 28788704), (8, 25190116), (14, 14394352), (16, 12595058), (28, 7197176), (32, 6297529), (49, 4112672), (56, 3598588), (98, 2056336), (112, 1799294), (196, 1028168), (224, 899647), (392, 514084), (784, 257042), (1568, 128521)]