81363318

素因数分解:

$2^1\times 3^1\times {\mathrm{73}}^1\times {\mathrm{431}}^2$

素因数の和:940

約数の個数: 24

約数和(自身を含む): 165339384

約数和(自身を除く): 83976066

約数列:

[1, 2, 3, 6, 73, 146, 219, 431, 438, 862, 1293, 2586, 31463, 62926, 94389, 185761, 188778, 371522, 557283, 1114566, 13560553, 27121106, 40681659, 81363318]

約数ペア:

[(1, 81363318), (2, 40681659), (3, 27121106), (6, 13560553), (73, 1114566), (146, 557283), (219, 371522), (431, 188778), (438, 185761), (862, 94389), (1293, 62926), (2586, 31463)]