307513731

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{6197}}^1$

素因数の和:6363

約数の個数: 32

約数和(自身を含む): 499806720

約数和(自身を除く): 192292989

約数列:

[1, 3, 7, 17, 21, 51, 119, 139, 357, 417, 973, 2363, 2919, 6197, 7089, 16541, 18591, 43379, 49623, 105349, 130137, 316047, 737443, 861383, 2212329, 2584149, 6029681, 14643511, 18089043, 43930533, 102504577, 307513731]

約数ペア:

[(1, 307513731), (3, 102504577), (7, 43930533), (17, 18089043), (21, 14643511), (51, 6029681), (119, 2584149), (139, 2212329), (357, 861383), (417, 737443), (973, 316047), (2363, 130137), (2919, 105349), (6197, 49623), (7089, 43379), (16541, 18591)]