397714864

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{86011}}^1$

素因数の和:86053

約数の個数: 30

約数和(自身を含む): 818576204

約数和(自身を除く): 420861340

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 289, 578, 1156, 2312, 4624, 86011, 172022, 344044, 688088, 1376176, 1462187, 2924374, 5848748, 11697496, 23394992, 24857179, 49714358, 99428716, 198857432, 397714864]

約数ペア:

[(1, 397714864), (2, 198857432), (4, 99428716), (8, 49714358), (16, 24857179), (17, 23394992), (34, 11697496), (68, 5848748), (136, 2924374), (272, 1462187), (289, 1376176), (578, 688088), (1156, 344044), (2312, 172022), (4624, 86011)]