1397518690

素因数分解:

$2^1\times 5^1\times {\mathrm{79}}^1\times {\mathrm{227}}^1\times {\mathrm{7793}}^1$

素因数の和:8106

約数の個数: 32

約数和(自身を含む): 2558926080

約数和(自身を除く): 1161407390

約数列:

[1, 2, 5, 10, 79, 158, 227, 395, 454, 790, 1135, 2270, 7793, 15586, 17933, 35866, 38965, 77930, 89665, 179330, 615647, 1231294, 1769011, 3078235, 3538022, 6156470, 8845055, 17690110, 139751869, 279503738, 698759345, 1397518690]

約数ペア:

[(1, 1397518690), (2, 698759345), (5, 279503738), (10, 139751869), (79, 17690110), (158, 8845055), (227, 6156470), (395, 3538022), (454, 3078235), (790, 1769011), (1135, 1231294), (2270, 615647), (7793, 179330), (15586, 89665), (17933, 77930), (35866, 38965)]