81946249

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{257}}^1$

素因数の和:417

約数の個数: 32

約数和(自身を含む): 106106112

約数和(自身を除く): 24159863

約数列:

[1, 7, 11, 41, 77, 101, 257, 287, 451, 707, 1111, 1799, 2827, 3157, 4141, 7777, 10537, 19789, 25957, 28987, 45551, 73759, 115907, 181699, 285527, 318857, 811349, 1064237, 1998689, 7449659, 11706607, 81946249]

約数ペア:

[(1, 81946249), (7, 11706607), (11, 7449659), (41, 1998689), (77, 1064237), (101, 811349), (257, 318857), (287, 285527), (451, 181699), (707, 115907), (1111, 73759), (1799, 45551), (2827, 28987), (3157, 25957), (4141, 19789), (7777, 10537)]