209364331393

素因数分解:

$7^2\times {\mathrm{97}}^1\times {\mathrm{131}}^1\times {\mathrm{336251}}^1$

素因数の和:336493

約数の個数: 24

約数和(自身を含む): 247936084704

約数和(自身を除く): 38571753311

約数列:

[1, 7, 49, 97, 131, 679, 917, 4753, 6419, 12707, 88949, 336251, 622643, 2353757, 16476299, 32616347, 44048881, 228314429, 308342167, 1598201003, 2158395169, 4272741457, 29909190199, 209364331393]

約数ペア:

[(1, 209364331393), (7, 29909190199), (49, 4272741457), (97, 2158395169), (131, 1598201003), (679, 308342167), (917, 228314429), (4753, 44048881), (6419, 32616347), (12707, 16476299), (88949, 2353757), (336251, 622643)]