81414921

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{32579}}^1$

素因数の和:32613

約数の個数: 24

約数和(自身を含む): 133708320

約数和(自身を除く): 52293399

約数列:

[1, 3, 7, 17, 21, 49, 51, 119, 147, 357, 833, 2499, 32579, 97737, 228053, 553843, 684159, 1596371, 1661529, 3876901, 4789113, 11630703, 27138307, 81414921]

約数ペア:

[(1, 81414921), (3, 27138307), (7, 11630703), (17, 4789113), (21, 3876901), (49, 1661529), (51, 1596371), (119, 684159), (147, 553843), (357, 228053), (833, 97737), (2499, 32579)]