71783556

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{6481}}^1$

素因数の和:6572

約数の個数: 48

約数和(自身を含む): 182947968

約数和(自身を除く): 111164412

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 71, 78, 142, 156, 213, 284, 426, 852, 923, 1846, 2769, 3692, 5538, 6481, 11076, 12962, 19443, 25924, 38886, 77772, 84253, 168506, 252759, 337012, 460151, 505518, 920302, 1011036, 1380453, 1840604, 2760906, 5521812, 5981963, 11963926, 17945889, 23927852, 35891778, 71783556]

約数ペア:

[(1, 71783556), (2, 35891778), (3, 23927852), (4, 17945889), (6, 11963926), (12, 5981963), (13, 5521812), (26, 2760906), (39, 1840604), (52, 1380453), (71, 1011036), (78, 920302), (142, 505518), (156, 460151), (213, 337012), (284, 252759), (426, 168506), (852, 84253), (923, 77772), (1846, 38886), (2769, 25924), (3692, 19443), (5538, 12962), (6481, 11076)]