172239376

素因数分解:

$2^4\times {\mathrm{17}}^2\times {\mathrm{193}}^2$

素因数の和:428

約数の個数: 45

約数和(自身を含む): 356345031

約数和(自身を除く): 184105655

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 193, 272, 289, 386, 578, 772, 1156, 1544, 2312, 3088, 3281, 4624, 6562, 13124, 26248, 37249, 52496, 55777, 74498, 111554, 148996, 223108, 297992, 446216, 595984, 633233, 892432, 1266466, 2532932, 5065864, 10131728, 10764961, 21529922, 43059844, 86119688, 172239376]

約数ペア:

[(1, 172239376), (2, 86119688), (4, 43059844), (8, 21529922), (16, 10764961), (17, 10131728), (34, 5065864), (68, 2532932), (136, 1266466), (193, 892432), (272, 633233), (289, 595984), (386, 446216), (578, 297992), (772, 223108), (1156, 148996), (1544, 111554), (2312, 74498), (3088, 55777), (3281, 52496), (4624, 37249), (6562, 26248)]