159898461

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:481

約数の個数: 32

約数和(自身を含む): 228261888

約数和(自身を除く): 68363427

約数列:

[1, 3, 23, 69, 71, 127, 213, 257, 381, 771, 1633, 2921, 4899, 5911, 8763, 9017, 17733, 18247, 27051, 32639, 54741, 97917, 207391, 419681, 622173, 750697, 1259043, 2252091, 2317369, 6952107, 53299487, 159898461]

約数ペア:

[(1, 159898461), (3, 53299487), (23, 6952107), (69, 2317369), (71, 2252091), (127, 1259043), (213, 750697), (257, 622173), (381, 419681), (771, 207391), (1633, 97917), (2921, 54741), (4899, 32639), (5911, 27051), (8763, 18247), (9017, 17733)]