13209123

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 19641600

約数和(自身を除く): 6432477

約数列:

[1, 3, 19, 29, 57, 61, 87, 131, 183, 393, 551, 1159, 1653, 1769, 2489, 3477, 3799, 5307, 7467, 7991, 11397, 23973, 33611, 72181, 100833, 151829, 216543, 231739, 455487, 695217, 4403041, 13209123]

約数ペア:

[(1, 13209123), (3, 4403041), (19, 695217), (29, 455487), (57, 231739), (61, 216543), (87, 151829), (131, 100833), (183, 72181), (393, 33611), (551, 23973), (1159, 11397), (1653, 7991), (1769, 7467), (2489, 5307), (3477, 3799)]