221427248

素因数分解:

$2^4\times 7^1\times {\mathrm{367}}^1\times {\mathrm{5387}}^1$

素因数の和:5769

約数の個数: 40

約数和(自身を含む): 491730432

約数和(自身を除く): 270303184

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 367, 734, 1468, 2569, 2936, 5138, 5387, 5872, 10276, 10774, 20552, 21548, 37709, 41104, 43096, 75418, 86192, 150836, 301672, 603344, 1977029, 3954058, 7908116, 13839203, 15816232, 27678406, 31632464, 55356812, 110713624, 221427248]

約数ペア:

[(1, 221427248), (2, 110713624), (4, 55356812), (7, 31632464), (8, 27678406), (14, 15816232), (16, 13839203), (28, 7908116), (56, 3954058), (112, 1977029), (367, 603344), (734, 301672), (1468, 150836), (2569, 86192), (2936, 75418), (5138, 43096), (5387, 41104), (5872, 37709), (10276, 21548), (10774, 20552)]