1900231319

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{3049}}^1$

素因数の和:3172

約数の個数: 32

約数和(自身を含む): 2342400000

約数和(自身を除く): 442168681

約数列:

[1, 7, 23, 49, 79, 161, 343, 553, 1127, 1817, 3049, 3871, 7889, 12719, 21343, 27097, 70127, 89033, 149401, 240871, 490889, 623231, 1045807, 1686097, 3436223, 5540033, 11802679, 24053561, 38780231, 82618753, 271461617, 1900231319]

約数ペア:

[(1, 1900231319), (7, 271461617), (23, 82618753), (49, 38780231), (79, 24053561), (161, 11802679), (343, 5540033), (553, 3436223), (1127, 1686097), (1817, 1045807), (3049, 623231), (3871, 490889), (7889, 240871), (12719, 149401), (21343, 89033), (27097, 70127)]