428177456

素因数分解:

$2^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{123323}}^1$

素因数の和:123369

約数の個数: 40

約数和(自身を含む): 978699264

約数和(自身を除く): 550521808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 31, 56, 62, 112, 124, 217, 248, 434, 496, 868, 1736, 3472, 123323, 246646, 493292, 863261, 986584, 1726522, 1973168, 3453044, 3823013, 6906088, 7646026, 13812176, 15292052, 26761091, 30584104, 53522182, 61168208, 107044364, 214088728, 428177456]

約数ペア:

[(1, 428177456), (2, 214088728), (4, 107044364), (7, 61168208), (8, 53522182), (14, 30584104), (16, 26761091), (28, 15292052), (31, 13812176), (56, 7646026), (62, 6906088), (112, 3823013), (124, 3453044), (217, 1973168), (248, 1726522), (434, 986584), (496, 863261), (868, 493292), (1736, 246646), (3472, 123323)]