71727537

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{659}}^1$

素因数の和:813

約数の個数: 32

約数和(自身を含む): 112527360

約数和(自身を除く): 40799823

約数列:

[1, 3, 7, 21, 71, 73, 213, 219, 497, 511, 659, 1491, 1533, 1977, 4613, 5183, 13839, 15549, 36281, 46789, 48107, 108843, 140367, 144321, 327523, 336749, 982569, 1010247, 3415597, 10246791, 23909179, 71727537]

約数ペア:

[(1, 71727537), (3, 23909179), (7, 10246791), (21, 3415597), (71, 1010247), (73, 982569), (213, 336749), (219, 327523), (497, 144321), (511, 140367), (659, 108843), (1491, 48107), (1533, 46789), (1977, 36281), (4613, 15549), (5183, 13839)]