1272180819

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{99149}}^1$

素因数の和:99219

約数の個数: 32

約数和(自身を含む): 2132121600

約数和(自身を除く): 859940781

約数列:

[1, 3, 7, 13, 21, 39, 47, 91, 141, 273, 329, 611, 987, 1833, 4277, 12831, 99149, 297447, 694043, 1288937, 2082129, 3866811, 4660003, 9022559, 13980009, 27067677, 32620021, 60580039, 97860063, 181740117, 424060273, 1272180819]

約数ペア:

[(1, 1272180819), (3, 424060273), (7, 181740117), (13, 97860063), (21, 60580039), (39, 32620021), (47, 27067677), (91, 13980009), (141, 9022559), (273, 4660003), (329, 3866811), (611, 2082129), (987, 1288937), (1833, 694043), (4277, 297447), (12831, 99149)]