81883958

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5347}}^1$

素因数の和:5412

約数の個数: 32

約数和(自身を含む): 143754240

約数和(自身を除く): 61870282

約数列:

[1, 2, 13, 19, 26, 31, 38, 62, 247, 403, 494, 589, 806, 1178, 5347, 7657, 10694, 15314, 69511, 101593, 139022, 165757, 203186, 331514, 1320709, 2154841, 2641418, 3149383, 4309682, 6298766, 40941979, 81883958]

約数ペア:

[(1, 81883958), (2, 40941979), (13, 6298766), (19, 4309682), (26, 3149383), (31, 2641418), (38, 2154841), (62, 1320709), (247, 331514), (403, 203186), (494, 165757), (589, 139022), (806, 101593), (1178, 69511), (5347, 15314), (7657, 10694)]