161801658

素因数分解:

$2^1\times 3^3\times {\mathrm{137}}^1\times {\mathrm{21871}}^1$

素因数の和:22019

約数の個数: 32

約数和(自身を含む): 362200320

約数和(自身を除く): 200398662

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 137, 274, 411, 822, 1233, 2466, 3699, 7398, 21871, 43742, 65613, 131226, 196839, 393678, 590517, 1181034, 2996327, 5992654, 8988981, 17977962, 26966943, 53933886, 80900829, 161801658]

約数ペア:

[(1, 161801658), (2, 80900829), (3, 53933886), (6, 26966943), (9, 17977962), (18, 8988981), (27, 5992654), (54, 2996327), (137, 1181034), (274, 590517), (411, 393678), (822, 196839), (1233, 131226), (2466, 65613), (3699, 43742), (7398, 21871)]