31205181

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{53}}^2$

素因数の和:162

約数の個数: 36

約数和(自身を含む): 50663648

約数和(自身を除く): 19458467

約数列:

[1, 3, 7, 21, 23, 53, 69, 159, 161, 371, 483, 529, 1113, 1219, 1587, 2809, 3657, 3703, 8427, 8533, 11109, 19663, 25599, 28037, 58989, 64607, 84111, 193821, 196259, 452249, 588777, 1356747, 1485961, 4457883, 10401727, 31205181]

約数ペア:

[(1, 31205181), (3, 10401727), (7, 4457883), (21, 1485961), (23, 1356747), (53, 588777), (69, 452249), (159, 196259), (161, 193821), (371, 84111), (483, 64607), (529, 58989), (1113, 28037), (1219, 25599), (1587, 19663), (2809, 11109), (3657, 8533), (3703, 8427)]