12221190

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{251}}^1\times {\mathrm{541}}^1$

素因数の和:805

約数の個数: 48

約数和(自身を含む): 31960656

約数和(自身を除く): 19739466

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 251, 502, 541, 753, 1082, 1255, 1506, 1623, 2259, 2510, 2705, 3246, 3765, 4518, 4869, 5410, 7530, 8115, 9738, 11295, 16230, 22590, 24345, 48690, 135791, 271582, 407373, 678955, 814746, 1222119, 1357910, 2036865, 2444238, 4073730, 6110595, 12221190]

約数ペア:

[(1, 12221190), (2, 6110595), (3, 4073730), (5, 2444238), (6, 2036865), (9, 1357910), (10, 1222119), (15, 814746), (18, 678955), (30, 407373), (45, 271582), (90, 135791), (251, 48690), (502, 24345), (541, 22590), (753, 16230), (1082, 11295), (1255, 9738), (1506, 8115), (1623, 7530), (2259, 5410), (2510, 4869), (2705, 4518), (3246, 3765)]