1393184

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{197}}^1$

素因数の和:237

約数の個数: 48

約数和(自身を含む): 3143448

約数和(自身を除く): 1750264

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 32, 34, 52, 68, 104, 136, 197, 208, 221, 272, 394, 416, 442, 544, 788, 884, 1576, 1768, 2561, 3152, 3349, 3536, 5122, 6304, 6698, 7072, 10244, 13396, 20488, 26792, 40976, 43537, 53584, 81952, 87074, 107168, 174148, 348296, 696592, 1393184]

約数ペア:

[(1, 1393184), (2, 696592), (4, 348296), (8, 174148), (13, 107168), (16, 87074), (17, 81952), (26, 53584), (32, 43537), (34, 40976), (52, 26792), (68, 20488), (104, 13396), (136, 10244), (197, 7072), (208, 6698), (221, 6304), (272, 5122), (394, 3536), (416, 3349), (442, 3152), (544, 2561), (788, 1768), (884, 1576)]