17272455

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{439}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 28807680

約数和(自身を除く): 11535225

約数列:

[1, 3, 5, 15, 43, 61, 129, 183, 215, 305, 439, 645, 915, 1317, 2195, 2623, 6585, 7869, 13115, 18877, 26779, 39345, 56631, 80337, 94385, 133895, 283155, 401685, 1151497, 3454491, 5757485, 17272455]

約数ペア:

[(1, 17272455), (3, 5757485), (5, 3454491), (15, 1151497), (43, 401685), (61, 283155), (129, 133895), (183, 94385), (215, 80337), (305, 56631), (439, 39345), (645, 26779), (915, 18877), (1317, 13115), (2195, 7869), (2623, 6585)]