890308958

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1171}}^1\times {\mathrm{4937}}^1$

素因数の和:6128

約数の個数: 32

約数和(自身を含む): 1666752768

約数和(自身を除く): 776443810

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1171, 2342, 4937, 8197, 9874, 12881, 16394, 25762, 34559, 54307, 69118, 90167, 108614, 180334, 380149, 760298, 5781227, 11562454, 40468589, 63593497, 80937178, 127186994, 445154479, 890308958]

約数ペア:

[(1, 890308958), (2, 445154479), (7, 127186994), (11, 80937178), (14, 63593497), (22, 40468589), (77, 11562454), (154, 5781227), (1171, 760298), (2342, 380149), (4937, 180334), (8197, 108614), (9874, 90167), (12881, 69118), (16394, 54307), (25762, 34559)]