1617258231

素因数分解:

$3^4\times {\mathrm{1787}}^1\times {\mathrm{11173}}^1$

素因数の和:12972

約数の個数: 20

約数和(自身を含む): 2417472552

約数和(自身を除く): 800214321

約数列:

[1, 3, 9, 27, 81, 1787, 5361, 11173, 16083, 33519, 48249, 100557, 144747, 301671, 905013, 19966151, 59898453, 179695359, 539086077, 1617258231]

約数ペア:

[(1, 1617258231), (3, 539086077), (9, 179695359), (27, 59898453), (81, 19966151), (1787, 905013), (5361, 301671), (11173, 144747), (16083, 100557), (33519, 48249)]