219065728

素因数分解:

$2^7\times 7^1\times {\mathrm{244493}}^1$

素因数の和:244514

約数の個数: 32

約数和(自身を含む): 498767760

約数和(自身を除く): 279702032

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 64, 112, 128, 224, 448, 896, 244493, 488986, 977972, 1711451, 1955944, 3422902, 3911888, 6845804, 7823776, 13691608, 15647552, 27383216, 31295104, 54766432, 109532864, 219065728]

約数ペア:

[(1, 219065728), (2, 109532864), (4, 54766432), (7, 31295104), (8, 27383216), (14, 15647552), (16, 13691608), (28, 7823776), (32, 6845804), (56, 3911888), (64, 3422902), (112, 1955944), (128, 1711451), (224, 977972), (448, 488986), (896, 244493)]