16531263

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{1861}}^1$

素因数の和:1924

約数の個数: 32

約数和(自身を含む): 28600320

約数和(自身を除く): 12069057

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 1861, 2961, 5583, 8883, 13027, 16749, 39081, 50247, 87467, 117243, 262401, 351729, 612269, 787203, 1836807, 2361609, 5510421, 16531263]

約数ペア:

[(1, 16531263), (3, 5510421), (7, 2361609), (9, 1836807), (21, 787203), (27, 612269), (47, 351729), (63, 262401), (141, 117243), (189, 87467), (329, 50247), (423, 39081), (987, 16749), (1269, 13027), (1861, 8883), (2961, 5583)]