809744

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{229}}^1$

素因数の和:267

約数の個数: 40

約数和(自身を含む): 1796760

約数和(自身を除く): 987016

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 208, 221, 229, 272, 442, 458, 884, 916, 1768, 1832, 2977, 3536, 3664, 3893, 5954, 7786, 11908, 15572, 23816, 31144, 47632, 50609, 62288, 101218, 202436, 404872, 809744]

約数ペア:

[(1, 809744), (2, 404872), (4, 202436), (8, 101218), (13, 62288), (16, 50609), (17, 47632), (26, 31144), (34, 23816), (52, 15572), (68, 11908), (104, 7786), (136, 5954), (208, 3893), (221, 3664), (229, 3536), (272, 2977), (442, 1832), (458, 1768), (884, 916)]