8181390

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{38959}}^1$

素因数の和:38976

約数の個数: 32

約数和(自身を含む): 22440960

約数和(自身を除く): 14259570

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 38959, 77918, 116877, 194795, 233754, 272713, 389590, 545426, 584385, 818139, 1168770, 1363565, 1636278, 2727130, 4090695, 8181390]

約数ペア:

[(1, 8181390), (2, 4090695), (3, 2727130), (5, 1636278), (6, 1363565), (7, 1168770), (10, 818139), (14, 584385), (15, 545426), (21, 389590), (30, 272713), (35, 233754), (42, 194795), (70, 116877), (105, 77918), (210, 38959)]