28734664

素因数分解:

$2^3\times 7^1\times {\mathrm{43}}^1\times {\mathrm{11933}}^1$

素因数の和:11989

約数の個数: 32

約数和(自身を含む): 63011520

約数和(自身を除く): 34276856

約数列:

[1, 2, 4, 7, 8, 14, 28, 43, 56, 86, 172, 301, 344, 602, 1204, 2408, 11933, 23866, 47732, 83531, 95464, 167062, 334124, 513119, 668248, 1026238, 2052476, 3591833, 4104952, 7183666, 14367332, 28734664]

約数ペア:

[(1, 28734664), (2, 14367332), (4, 7183666), (7, 4104952), (8, 3591833), (14, 2052476), (28, 1026238), (43, 668248), (56, 513119), (86, 334124), (172, 167062), (301, 95464), (344, 83531), (602, 47732), (1204, 23866), (2408, 11933)]