977989957

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{389}}^1\times {\mathrm{571}}^1$

素因数の和:1021

約数の個数: 32

約数和(自身を含む): 1220693760

約数和(自身を除く): 242703803

約数列:

[1, 7, 17, 37, 119, 259, 389, 571, 629, 2723, 3997, 4403, 6613, 9707, 14393, 21127, 46291, 67949, 100751, 147889, 222119, 244681, 359159, 1554833, 1712767, 2514113, 3776023, 8218403, 26432161, 57528821, 139712851, 977989957]

約数ペア:

[(1, 977989957), (7, 139712851), (17, 57528821), (37, 26432161), (119, 8218403), (259, 3776023), (389, 2514113), (571, 1712767), (629, 1554833), (2723, 359159), (3997, 244681), (4403, 222119), (6613, 147889), (9707, 100751), (14393, 67949), (21127, 46291)]