140681715

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{551693}}^1$

素因数の和:551718

約数の個数: 16

約数和(自身を含む): 238331808

約数和(自身を除く): 97650093

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 551693, 1655079, 2758465, 8275395, 9378781, 28136343, 46893905, 140681715]

約数ペア:

[(1, 140681715), (3, 46893905), (5, 28136343), (15, 9378781), (17, 8275395), (51, 2758465), (85, 1655079), (255, 551693)]