71981658

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{397}}^1\times {\mathrm{1439}}^1$

素因数の和:1851

約数の個数: 48

約数和(自身を含む): 178813440

約数和(自身を除く): 106831782

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 397, 794, 1191, 1439, 2382, 2779, 2878, 3573, 4317, 5558, 7146, 8337, 8634, 10073, 12951, 16674, 20146, 25011, 25902, 30219, 50022, 60438, 90657, 181314, 571283, 1142566, 1713849, 3427698, 3998981, 5141547, 7997962, 10283094, 11996943, 23993886, 35990829, 71981658]

約数ペア:

[(1, 71981658), (2, 35990829), (3, 23993886), (6, 11996943), (7, 10283094), (9, 7997962), (14, 5141547), (18, 3998981), (21, 3427698), (42, 1713849), (63, 1142566), (126, 571283), (397, 181314), (794, 90657), (1191, 60438), (1439, 50022), (2382, 30219), (2779, 25902), (2878, 25011), (3573, 20146), (4317, 16674), (5558, 12951), (7146, 10073), (8337, 8634)]