72987237

素因数分解:

$3^5\times {\mathrm{31}}^1\times {\mathrm{9689}}^1$

素因数の和:9735

約数の個数: 24

約数和(自身を含む): 112869120

約数和(自身を除く): 39881883

約数列:

[1, 3, 9, 27, 31, 81, 93, 243, 279, 837, 2511, 7533, 9689, 29067, 87201, 261603, 300359, 784809, 901077, 2354427, 2703231, 8109693, 24329079, 72987237]

約数ペア:

[(1, 72987237), (3, 24329079), (9, 8109693), (27, 2703231), (31, 2354427), (81, 901077), (93, 784809), (243, 300359), (279, 261603), (837, 87201), (2511, 29067), (7533, 9689)]