71403339

素因数分解:

$3^1\times 7^4\times {\mathrm{23}}^1\times {\mathrm{431}}^1$

素因数の和:485

約数の個数: 40

約数和(自身を含む): 116163072

約数和(自身を除く): 44759733

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 343, 431, 483, 1029, 1127, 1293, 2401, 3017, 3381, 7203, 7889, 9051, 9913, 21119, 23667, 29739, 55223, 63357, 69391, 147833, 165669, 208173, 443499, 485737, 1034831, 1457211, 3104493, 3400159, 10200477, 23801113, 71403339]

約数ペア:

[(1, 71403339), (3, 23801113), (7, 10200477), (21, 3400159), (23, 3104493), (49, 1457211), (69, 1034831), (147, 485737), (161, 443499), (343, 208173), (431, 165669), (483, 147833), (1029, 69391), (1127, 63357), (1293, 55223), (2401, 29739), (3017, 23667), (3381, 21119), (7203, 9913), (7889, 9051)]