26782005

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{521}}^1$

素因数の和:701

約数の個数: 32

約数和(自身を含む): 45100800

約数和(自身を除く): 18318795

約数列:

[1, 3, 5, 15, 23, 69, 115, 149, 345, 447, 521, 745, 1563, 2235, 2605, 3427, 7815, 10281, 11983, 17135, 35949, 51405, 59915, 77629, 179745, 232887, 388145, 1164435, 1785467, 5356401, 8927335, 26782005]

約数ペア:

[(1, 26782005), (3, 8927335), (5, 5356401), (15, 1785467), (23, 1164435), (69, 388145), (115, 232887), (149, 179745), (345, 77629), (447, 59915), (521, 51405), (745, 35949), (1563, 17135), (2235, 11983), (2605, 10281), (3427, 7815)]