13218765

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1879}}^1$

素因数の和:1961

約数の個数: 32

約数和(自身を含む): 24545280

約数和(自身を除く): 11326515

約数列:

[1, 3, 5, 7, 15, 21, 35, 67, 105, 201, 335, 469, 1005, 1407, 1879, 2345, 5637, 7035, 9395, 13153, 28185, 39459, 65765, 125893, 197295, 377679, 629465, 881251, 1888395, 2643753, 4406255, 13218765]

約数ペア:

[(1, 13218765), (3, 4406255), (5, 2643753), (7, 1888395), (15, 881251), (21, 629465), (35, 377679), (67, 197295), (105, 125893), (201, 65765), (335, 39459), (469, 28185), (1005, 13153), (1407, 9395), (1879, 7035), (2345, 5637)]