1900510857

素因数分解:

$3^4\times 7^1\times {\mathrm{397}}^1\times {\mathrm{8443}}^1$

素因数の和:8859

約数の個数: 40

約数和(自身を含む): 3253169216

約数和(自身を除く): 1352658359

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 397, 567, 1191, 2779, 3573, 8337, 8443, 10719, 25011, 25329, 32157, 59101, 75033, 75987, 177303, 225099, 227961, 531909, 683883, 1595727, 3351871, 4787181, 10055613, 23463097, 30166839, 70389291, 90500517, 211167873, 271501551, 633503619, 1900510857]

約数ペア:

[(1, 1900510857), (3, 633503619), (7, 271501551), (9, 211167873), (21, 90500517), (27, 70389291), (63, 30166839), (81, 23463097), (189, 10055613), (397, 4787181), (567, 3351871), (1191, 1595727), (2779, 683883), (3573, 531909), (8337, 227961), (8443, 225099), (10719, 177303), (25011, 75987), (25329, 75033), (32157, 59101)]