51893217

素因数分解:

$3^4\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:419

約数の個数: 40

約数和(自身を含む): 81265536

約数和(自身を除く): 29372319

約数列:

[1, 3, 9, 27, 43, 47, 81, 129, 141, 317, 387, 423, 951, 1161, 1269, 2021, 2853, 3483, 3807, 6063, 8559, 13631, 14899, 18189, 25677, 40893, 44697, 54567, 122679, 134091, 163701, 368037, 402273, 640657, 1104111, 1206819, 1921971, 5765913, 17297739, 51893217]

約数ペア:

[(1, 51893217), (3, 17297739), (9, 5765913), (27, 1921971), (43, 1206819), (47, 1104111), (81, 640657), (129, 402273), (141, 368037), (317, 163701), (387, 134091), (423, 122679), (951, 54567), (1161, 44697), (1269, 40893), (2021, 25677), (2853, 18189), (3483, 14899), (3807, 13631), (6063, 8559)]