8987622

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:245

約数の個数: 64

約数和(自身を含む): 21841920

約数和(自身を除く): 12854298

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 47, 58, 87, 94, 141, 157, 174, 203, 282, 314, 329, 406, 471, 609, 658, 942, 987, 1099, 1218, 1363, 1974, 2198, 2726, 3297, 4089, 4553, 6594, 7379, 8178, 9106, 9541, 13659, 14758, 19082, 22137, 27318, 28623, 31871, 44274, 51653, 57246, 63742, 95613, 103306, 154959, 191226, 213991, 309918, 427982, 641973, 1283946, 1497937, 2995874, 4493811, 8987622]

約数ペア:

[(1, 8987622), (2, 4493811), (3, 2995874), (6, 1497937), (7, 1283946), (14, 641973), (21, 427982), (29, 309918), (42, 213991), (47, 191226), (58, 154959), (87, 103306), (94, 95613), (141, 63742), (157, 57246), (174, 51653), (203, 44274), (282, 31871), (314, 28623), (329, 27318), (406, 22137), (471, 19082), (609, 14758), (658, 13659), (942, 9541), (987, 9106), (1099, 8178), (1218, 7379), (1363, 6594), (1974, 4553), (2198, 4089), (2726, 3297)]