201997519215

素因数分解:

$3^1\times 5^1\times {\mathrm{54979}}^1\times {\mathrm{244939}}^1$

素因数の和:299926

約数の個数: 16

約数和(自身を含む): 323203228800

約数和(自身を除く): 121205709585

約数列:

[1, 3, 5, 15, 54979, 164937, 244939, 274895, 734817, 824685, 1224695, 3674085, 13466501281, 40399503843, 67332506405, 201997519215]

約数ペア:

[(1, 201997519215), (3, 67332506405), (5, 40399503843), (15, 13466501281), (54979, 3674085), (164937, 1224695), (244939, 824685), (274895, 734817)]