978734470

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13981921}}^1$

素因数の和:13981935

約数の個数: 16

約数和(自身を含む): 2013396768

約数和(自身を除く): 1034662298

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 13981921, 27963842, 69909605, 97873447, 139819210, 195746894, 489367235, 978734470]

約数ペア:

[(1, 978734470), (2, 489367235), (5, 195746894), (7, 139819210), (10, 97873447), (14, 69909605), (35, 27963842), (70, 13981921)]