31400001

素因数分解:

$3^3\times {\mathrm{73}}^1\times {\mathrm{89}}^1\times {\mathrm{179}}^1$

素因数の和:350

約数の個数: 32

約数和(自身を含む): 47952000

約数和(自身を除く): 16551999

約数列:

[1, 3, 9, 27, 73, 89, 179, 219, 267, 537, 657, 801, 1611, 1971, 2403, 4833, 6497, 13067, 15931, 19491, 39201, 47793, 58473, 117603, 143379, 175419, 352809, 430137, 1162963, 3488889, 10466667, 31400001]

約数ペア:

[(1, 31400001), (3, 10466667), (9, 3488889), (27, 1162963), (73, 430137), (89, 352809), (179, 175419), (219, 143379), (267, 117603), (537, 58473), (657, 47793), (801, 39201), (1611, 19491), (1971, 15931), (2403, 13067), (4833, 6497)]