81662334

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{331}}^1\times {\mathrm{3163}}^1$

素因数の和:3512

約数の個数: 32

約数和(自身を含む): 176475264

約数和(自身を除く): 94812930

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 331, 662, 993, 1986, 3163, 4303, 6326, 8606, 9489, 12909, 18978, 25818, 41119, 82238, 123357, 246714, 1046953, 2093906, 3140859, 6281718, 13610389, 27220778, 40831167, 81662334]

約数ペア:

[(1, 81662334), (2, 40831167), (3, 27220778), (6, 13610389), (13, 6281718), (26, 3140859), (39, 2093906), (78, 1046953), (331, 246714), (662, 123357), (993, 82238), (1986, 41119), (3163, 25818), (4303, 18978), (6326, 12909), (8606, 9489)]