72375009

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{25913}}^1$

素因数の和:25949

約数の個数: 24

約数和(自身を含む): 118167840

約数和(自身を除く): 45792831

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 25913, 77739, 181391, 492347, 544173, 1269737, 1477041, 3446429, 3809211, 10339287, 24125003, 72375009]

約数ペア:

[(1, 72375009), (3, 24125003), (7, 10339287), (19, 3809211), (21, 3446429), (49, 1477041), (57, 1269737), (133, 544173), (147, 492347), (399, 181391), (931, 77739), (2793, 25913)]