31317958

素因数分解:

$2^1\times 7^3\times {\mathrm{71}}^1\times {\mathrm{643}}^1$

素因数の和:737

約数の個数: 32

約数和(自身を含む): 55641600

約数和(自身を除く): 24323642

約数列:

[1, 2, 7, 14, 49, 71, 98, 142, 343, 497, 643, 686, 994, 1286, 3479, 4501, 6958, 9002, 24353, 31507, 45653, 48706, 63014, 91306, 220549, 319571, 441098, 639142, 2236997, 4473994, 15658979, 31317958]

約数ペア:

[(1, 31317958), (2, 15658979), (7, 4473994), (14, 2236997), (49, 639142), (71, 441098), (98, 319571), (142, 220549), (343, 91306), (497, 63014), (643, 48706), (686, 45653), (994, 31507), (1286, 24353), (3479, 9002), (4501, 6958)]