205428444

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{397}}^1$

素因数の和:555

約数の個数: 96

約数和(自身を含む): 539191296

約数和(自身を除く): 333762852

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 107, 124, 156, 186, 214, 321, 372, 397, 403, 428, 642, 794, 806, 1191, 1209, 1284, 1391, 1588, 1612, 2382, 2418, 2782, 3317, 4173, 4764, 4836, 5161, 5564, 6634, 8346, 9951, 10322, 12307, 13268, 15483, 16692, 19902, 20644, 24614, 30966, 36921, 39804, 42479, 43121, 49228, 61932, 73842, 84958, 86242, 127437, 129363, 147684, 159991, 169916, 172484, 254874, 258726, 319982, 479973, 509748, 517452, 552227, 639964, 959946, 1104454, 1316849, 1656681, 1919892, 2208908, 2633698, 3313362, 3950547, 5267396, 6626724, 7901094, 15802188, 17119037, 34238074, 51357111, 68476148, 102714222, 205428444]

約数ペア:

[(1, 205428444), (2, 102714222), (3, 68476148), (4, 51357111), (6, 34238074), (12, 17119037), (13, 15802188), (26, 7901094), (31, 6626724), (39, 5267396), (52, 3950547), (62, 3313362), (78, 2633698), (93, 2208908), (107, 1919892), (124, 1656681), (156, 1316849), (186, 1104454), (214, 959946), (321, 639964), (372, 552227), (397, 517452), (403, 509748), (428, 479973), (642, 319982), (794, 258726), (806, 254874), (1191, 172484), (1209, 169916), (1284, 159991), (1391, 147684), (1588, 129363), (1612, 127437), (2382, 86242), (2418, 84958), (2782, 73842), (3317, 61932), (4173, 49228), (4764, 43121), (4836, 42479), (5161, 39804), (5564, 36921), (6634, 30966), (8346, 24614), (9951, 20644), (10322, 19902), (12307, 16692), (13268, 15483)]