27929985

素因数分解:

$3^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{229}}^1$

素因数の和:457

約数の個数: 32

約数和(自身を含む): 46103040

約数和(自身を除く): 18173055

約数列:

[1, 3, 5, 15, 47, 141, 173, 229, 235, 519, 687, 705, 865, 1145, 2595, 3435, 8131, 10763, 24393, 32289, 39617, 40655, 53815, 118851, 121965, 161445, 198085, 594255, 1861999, 5585997, 9309995, 27929985]

約数ペア:

[(1, 27929985), (3, 9309995), (5, 5585997), (15, 1861999), (47, 594255), (141, 198085), (173, 161445), (229, 121965), (235, 118851), (519, 53815), (687, 40655), (705, 39617), (865, 32289), (1145, 24393), (2595, 10763), (3435, 8131)]