291220952

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{263}}^1\times {\mathrm{12583}}^1$

素因数の和:12863

約数の個数: 32

約数和(自身を含む): 597991680

約数和(自身を除く): 306770728

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 263, 526, 1052, 2104, 2893, 5786, 11572, 12583, 23144, 25166, 50332, 100664, 138413, 276826, 553652, 1107304, 3309329, 6618658, 13237316, 26474632, 36402619, 72805238, 145610476, 291220952]

約数ペア:

[(1, 291220952), (2, 145610476), (4, 72805238), (8, 36402619), (11, 26474632), (22, 13237316), (44, 6618658), (88, 3309329), (263, 1107304), (526, 553652), (1052, 276826), (2104, 138413), (2893, 100664), (5786, 50332), (11572, 25166), (12583, 23144)]