338784272

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{10477}}^1$

素因数の和:10575

約数の個数: 40

約数和(自身を含む): 686015616

約数和(自身を除く): 347231344

約数列:

[1, 2, 4, 8, 16, 43, 47, 86, 94, 172, 188, 344, 376, 688, 752, 2021, 4042, 8084, 10477, 16168, 20954, 32336, 41908, 83816, 167632, 450511, 492419, 901022, 984838, 1802044, 1969676, 3604088, 3939352, 7208176, 7878704, 21174017, 42348034, 84696068, 169392136, 338784272]

約数ペア:

[(1, 338784272), (2, 169392136), (4, 84696068), (8, 42348034), (16, 21174017), (43, 7878704), (47, 7208176), (86, 3939352), (94, 3604088), (172, 1969676), (188, 1802044), (344, 984838), (376, 901022), (688, 492419), (752, 450511), (2021, 167632), (4042, 83816), (8084, 41908), (10477, 32336), (16168, 20954)]