84172641

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{30137}}^1$

素因数の和:30173

約数の個数: 24

約数和(自身を含む): 137429280

約数和(自身を除く): 53256639

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 30137, 90411, 210959, 572603, 632877, 1476713, 1717809, 4008221, 4430139, 12024663, 28057547, 84172641]

約数ペア:

[(1, 84172641), (3, 28057547), (7, 12024663), (19, 4430139), (21, 4008221), (49, 1717809), (57, 1476713), (133, 632877), (147, 572603), (399, 210959), (931, 90411), (2793, 30137)]