1261257879

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{269}}^1\times {\mathrm{7699}}^1$

素因数の和:8007

約数の個数: 32

約数和(自身を含む): 1995840000

約数和(自身を除く): 734582121

約数列:

[1, 3, 7, 21, 29, 87, 203, 269, 609, 807, 1883, 5649, 7699, 7801, 23097, 23403, 53893, 54607, 161679, 163821, 223271, 669813, 1562897, 2071031, 4688691, 6213093, 14497217, 43491651, 60059899, 180179697, 420419293, 1261257879]

約数ペア:

[(1, 1261257879), (3, 420419293), (7, 180179697), (21, 60059899), (29, 43491651), (87, 14497217), (203, 6213093), (269, 4688691), (609, 2071031), (807, 1562897), (1883, 669813), (5649, 223271), (7699, 163821), (7801, 161679), (23097, 54607), (23403, 53893)]