389631195

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{151903}}^1$

素因数の和:151936

約数の個数: 32

約数和(自身を含む): 729139200

約数和(自身を除く): 339508005

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 151903, 455709, 759515, 1367127, 2278545, 2886157, 4101381, 6835635, 8658471, 14430785, 20506905, 25975413, 43292355, 77926239, 129877065, 389631195]

約数ペア:

[(1, 389631195), (3, 129877065), (5, 77926239), (9, 43292355), (15, 25975413), (19, 20506905), (27, 14430785), (45, 8658471), (57, 6835635), (95, 4101381), (135, 2886157), (171, 2278545), (285, 1367127), (513, 759515), (855, 455709), (2565, 151903)]