210830775

素因数分解:

$3^1\times 5^2\times {\mathrm{173}}^1\times {\mathrm{16249}}^1$

素因数の和:16435

約数の個数: 24

約数和(自身を含む): 350610000

約数和(自身を除く): 139779225

約数列:

[1, 3, 5, 15, 25, 75, 173, 519, 865, 2595, 4325, 12975, 16249, 48747, 81245, 243735, 406225, 1218675, 2811077, 8433231, 14055385, 42166155, 70276925, 210830775]

約数ペア:

[(1, 210830775), (3, 70276925), (5, 42166155), (15, 14055385), (25, 8433231), (75, 2811077), (173, 1218675), (519, 406225), (865, 243735), (2595, 81245), (4325, 48747), (12975, 16249)]