173122978

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{863}}^1$

素因数の和:991

約数の個数: 48

約数和(自身を含む): 319127040

約数和(自身を除く): 146004062

約数列:

[1, 2, 7, 14, 23, 46, 49, 89, 98, 161, 178, 322, 623, 863, 1127, 1246, 1726, 2047, 2254, 4094, 4361, 6041, 8722, 12082, 14329, 19849, 28658, 39698, 42287, 76807, 84574, 100303, 138943, 153614, 200606, 277886, 537649, 972601, 1075298, 1766561, 1945202, 3533122, 3763543, 7527086, 12365927, 24731854, 86561489, 173122978]

約数ペア:

[(1, 173122978), (2, 86561489), (7, 24731854), (14, 12365927), (23, 7527086), (46, 3763543), (49, 3533122), (89, 1945202), (98, 1766561), (161, 1075298), (178, 972601), (322, 537649), (623, 277886), (863, 200606), (1127, 153614), (1246, 138943), (1726, 100303), (2047, 84574), (2254, 76807), (4094, 42287), (4361, 39698), (6041, 28658), (8722, 19849), (12082, 14329)]