398352344

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{317}}^1$

素因数の和:660

約数の個数: 64

約数和(自身を含む): 828606240

約数和(自身を除く): 430253896

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 281, 317, 344, 559, 562, 634, 1118, 1124, 1268, 2236, 2248, 2536, 3653, 4121, 4472, 7306, 8242, 12083, 13631, 14612, 16484, 24166, 27262, 29224, 32968, 48332, 54524, 89077, 96664, 109048, 157079, 177203, 178154, 314158, 354406, 356308, 628316, 708812, 712616, 1158001, 1256632, 1417624, 2316002, 3830311, 4632004, 7660622, 9264008, 15321244, 30642488, 49794043, 99588086, 199176172, 398352344]

約数ペア:

[(1, 398352344), (2, 199176172), (4, 99588086), (8, 49794043), (13, 30642488), (26, 15321244), (43, 9264008), (52, 7660622), (86, 4632004), (104, 3830311), (172, 2316002), (281, 1417624), (317, 1256632), (344, 1158001), (559, 712616), (562, 708812), (634, 628316), (1118, 356308), (1124, 354406), (1268, 314158), (2236, 178154), (2248, 177203), (2536, 157079), (3653, 109048), (4121, 96664), (4472, 89077), (7306, 54524), (8242, 48332), (12083, 32968), (13631, 29224), (14612, 27262), (16484, 24166)]