71497293

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{677}}^1$

素因数の和:841

約数の個数: 32

約数和(自身を含む): 112472064

約数和(自身を除く): 40974771

約数列:

[1, 3, 7, 21, 47, 107, 141, 321, 329, 677, 749, 987, 2031, 2247, 4739, 5029, 14217, 15087, 31819, 35203, 72439, 95457, 105609, 217317, 222733, 507073, 668199, 1521219, 3404633, 10213899, 23832431, 71497293]

約数ペア:

[(1, 71497293), (3, 23832431), (7, 10213899), (21, 3404633), (47, 1521219), (107, 668199), (141, 507073), (321, 222733), (329, 217317), (677, 105609), (749, 95457), (987, 72439), (2031, 35203), (2247, 31819), (4739, 15087), (5029, 14217)]