209609738

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{2699}}^1$

素因数の和:2846

約数の個数: 32

約数和(自身を含む): 353808000

約数和(自身を除く): 144198262

約数列:

[1, 2, 13, 26, 29, 58, 103, 206, 377, 754, 1339, 2678, 2699, 2987, 5398, 5974, 35087, 38831, 70174, 77662, 78271, 156542, 277997, 555994, 1017523, 2035046, 3613961, 7227922, 8061913, 16123826, 104804869, 209609738]

約数ペア:

[(1, 209609738), (2, 104804869), (13, 16123826), (26, 8061913), (29, 7227922), (58, 3613961), (103, 2035046), (206, 1017523), (377, 555994), (754, 277997), (1339, 156542), (2678, 78271), (2699, 77662), (2987, 70174), (5398, 38831), (5974, 35087)]