81209366

素因数分解:

$2^1\times 7^3\times {\mathrm{23}}^1\times {\mathrm{5147}}^1$

素因数の和:5193

約数の個数: 32

約数和(自身を含む): 148262400

約数和(自身を除く): 67053034

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 343, 686, 1127, 2254, 5147, 7889, 10294, 15778, 36029, 72058, 118381, 236762, 252203, 504406, 828667, 1657334, 1765421, 3530842, 5800669, 11601338, 40604683, 81209366]

約数ペア:

[(1, 81209366), (2, 40604683), (7, 11601338), (14, 5800669), (23, 3530842), (46, 1765421), (49, 1657334), (98, 828667), (161, 504406), (322, 252203), (343, 236762), (686, 118381), (1127, 72058), (2254, 36029), (5147, 15778), (7889, 10294)]