16423890

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{397}}^1$

素因数の和:611

約数の個数: 64

約数和(自身を含む): 45391104

約数和(自身を除く): 28967214

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 197, 210, 394, 397, 591, 794, 985, 1182, 1191, 1379, 1970, 1985, 2382, 2758, 2779, 2955, 3970, 4137, 5558, 5910, 5955, 6895, 8274, 8337, 11910, 13790, 13895, 16674, 20685, 27790, 41370, 41685, 78209, 83370, 156418, 234627, 391045, 469254, 547463, 782090, 1094926, 1173135, 1642389, 2346270, 2737315, 3284778, 5474630, 8211945, 16423890]

約数ペア:

[(1, 16423890), (2, 8211945), (3, 5474630), (5, 3284778), (6, 2737315), (7, 2346270), (10, 1642389), (14, 1173135), (15, 1094926), (21, 782090), (30, 547463), (35, 469254), (42, 391045), (70, 234627), (105, 156418), (197, 83370), (210, 78209), (394, 41685), (397, 41370), (591, 27790), (794, 20685), (985, 16674), (1182, 13895), (1191, 13790), (1379, 11910), (1970, 8337), (1985, 8274), (2382, 6895), (2758, 5955), (2779, 5910), (2955, 5558), (3970, 4137)]