15415631

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 20805120

約数和(自身を除く): 5389489

約数列:

[1, 7, 11, 19, 41, 77, 133, 209, 257, 287, 451, 779, 1463, 1799, 2827, 3157, 4883, 5453, 8569, 10537, 19789, 34181, 53713, 59983, 73759, 115907, 200203, 375991, 811349, 1401421, 2202233, 15415631]

約数ペア:

[(1, 15415631), (7, 2202233), (11, 1401421), (19, 811349), (41, 375991), (77, 200203), (133, 115907), (209, 73759), (257, 59983), (287, 53713), (451, 34181), (779, 19789), (1463, 10537), (1799, 8569), (2827, 5453), (3157, 4883)]