78447639

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{59}}^1$

素因数の和:168

約数の個数: 48

約数和(自身を含む): 120407040

約数和(自身を除く): 41959401

約数列:

[1, 3, 17, 29, 31, 51, 59, 87, 93, 177, 493, 527, 841, 899, 1003, 1479, 1581, 1711, 1829, 2523, 2697, 3009, 5133, 5487, 14297, 15283, 26071, 29087, 31093, 42891, 45849, 49619, 53041, 78213, 87261, 93279, 148857, 159123, 443207, 843523, 901697, 1329621, 1538189, 2530569, 2705091, 4614567, 26149213, 78447639]

約数ペア:

[(1, 78447639), (3, 26149213), (17, 4614567), (29, 2705091), (31, 2530569), (51, 1538189), (59, 1329621), (87, 901697), (93, 843523), (177, 443207), (493, 159123), (527, 148857), (841, 93279), (899, 87261), (1003, 78213), (1479, 53041), (1581, 49619), (1711, 45849), (1829, 42891), (2523, 31093), (2697, 29087), (3009, 26071), (5133, 15283), (5487, 14297)]