258838594

素因数分解:

$2^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{109}}^1\times {\mathrm{2389}}^1$

素因数の和:2578

約数の個数: 32

約数和(自身を含む): 454291200

約数和(自身を除く): 195452606

約数列:

[1, 2, 7, 14, 71, 109, 142, 218, 497, 763, 994, 1526, 2389, 4778, 7739, 15478, 16723, 33446, 54173, 108346, 169619, 260401, 339238, 520802, 1187333, 1822807, 2374666, 3645614, 18488471, 36976942, 129419297, 258838594]

約数ペア:

[(1, 258838594), (2, 129419297), (7, 36976942), (14, 18488471), (71, 3645614), (109, 2374666), (142, 1822807), (218, 1187333), (497, 520802), (763, 339238), (994, 260401), (1526, 169619), (2389, 108346), (4778, 54173), (7739, 33446), (15478, 16723)]