51975165

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{281}}^1$

素因数の和:378

約数の個数: 64

約数和(自身を含む): 97459200

約数和(自身を除く): 45484035

約数列:

[1, 3, 5, 11, 15, 19, 33, 55, 57, 59, 95, 165, 177, 209, 281, 285, 295, 627, 649, 843, 885, 1045, 1121, 1405, 1947, 3091, 3135, 3245, 3363, 4215, 5339, 5605, 9273, 9735, 12331, 15455, 16017, 16579, 16815, 26695, 36993, 46365, 49737, 58729, 61655, 80085, 82895, 176187, 182369, 184965, 248685, 293645, 315001, 547107, 880935, 911845, 945003, 1575005, 2735535, 3465011, 4725015, 10395033, 17325055, 51975165]

約数ペア:

[(1, 51975165), (3, 17325055), (5, 10395033), (11, 4725015), (15, 3465011), (19, 2735535), (33, 1575005), (55, 945003), (57, 911845), (59, 880935), (95, 547107), (165, 315001), (177, 293645), (209, 248685), (281, 184965), (285, 182369), (295, 176187), (627, 82895), (649, 80085), (843, 61655), (885, 58729), (1045, 49737), (1121, 46365), (1405, 36993), (1947, 26695), (3091, 16815), (3135, 16579), (3245, 16017), (3363, 15455), (4215, 12331), (5339, 9735), (5605, 9273)]