880551585

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{1399}}^1$

素因数の和:1678

約数の個数: 48

約数和(自身を含む): 1556755200

約数和(自身を除く): 676203615

約数列:

[1, 3, 5, 9, 15, 45, 71, 197, 213, 355, 591, 639, 985, 1065, 1399, 1773, 2955, 3195, 4197, 6995, 8865, 12591, 13987, 20985, 41961, 62955, 69935, 99329, 125883, 209805, 275603, 297987, 496645, 629415, 826809, 893961, 1378015, 1489935, 2480427, 4134045, 4469805, 12402135, 19567813, 58703439, 97839065, 176110317, 293517195, 880551585]

約数ペア:

[(1, 880551585), (3, 293517195), (5, 176110317), (9, 97839065), (15, 58703439), (45, 19567813), (71, 12402135), (197, 4469805), (213, 4134045), (355, 2480427), (591, 1489935), (639, 1378015), (985, 893961), (1065, 826809), (1399, 629415), (1773, 496645), (2955, 297987), (3195, 275603), (4197, 209805), (6995, 125883), (8865, 99329), (12591, 69935), (13987, 62955), (20985, 41961)]