221424364

素因数分解:

$2^2\times 7^1\times {\mathrm{307}}^1\times {\mathrm{25759}}^1$

素因数の和:26077

約数の個数: 24

約数和(自身を含む): 444308480

約数和(自身を除く): 222884116

約数列:

[1, 2, 4, 7, 14, 28, 307, 614, 1228, 2149, 4298, 8596, 25759, 51518, 103036, 180313, 360626, 721252, 7908013, 15816026, 31632052, 55356091, 110712182, 221424364]

約数ペア:

[(1, 221424364), (2, 110712182), (4, 55356091), (7, 31632052), (14, 15816026), (28, 7908013), (307, 721252), (614, 360626), (1228, 180313), (2149, 103036), (4298, 51518), (8596, 25759)]