389614930

素因数分解:

$2^1\times 5^1\times {\mathrm{61}}^1\times {\mathrm{281}}^1\times {\mathrm{2273}}^1$

素因数の和:2622

約数の個数: 32

約数和(自身を含む): 715655088

約数和(自身を除く): 326040158

約数列:

[1, 2, 5, 10, 61, 122, 281, 305, 562, 610, 1405, 2273, 2810, 4546, 11365, 17141, 22730, 34282, 85705, 138653, 171410, 277306, 638713, 693265, 1277426, 1386530, 3193565, 6387130, 38961493, 77922986, 194807465, 389614930]

約数ペア:

[(1, 389614930), (2, 194807465), (5, 77922986), (10, 38961493), (61, 6387130), (122, 3193565), (281, 1386530), (305, 1277426), (562, 693265), (610, 638713), (1405, 277306), (2273, 171410), (2810, 138653), (4546, 85705), (11365, 34282), (17141, 22730)]