388534713

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{587}}^1\times {\mathrm{733}}^1$

素因数の和:1373

約数の個数: 32

約数和(自身を含む): 607681536

約数和(自身を除く): 219146823

約数列:

[1, 3, 7, 21, 43, 129, 301, 587, 733, 903, 1761, 2199, 4109, 5131, 12327, 15393, 25241, 31519, 75723, 94557, 176687, 220633, 430271, 530061, 661899, 1290813, 3011897, 9035691, 18501653, 55504959, 129511571, 388534713]

約数ペア:

[(1, 388534713), (3, 129511571), (7, 55504959), (21, 18501653), (43, 9035691), (129, 3011897), (301, 1290813), (587, 661899), (733, 530061), (903, 430271), (1761, 220633), (2199, 176687), (4109, 94557), (5131, 75723), (12327, 31519), (15393, 25241)]