78368589

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{41}}^1$

素因数の和:139

約数の個数: 72

約数和(自身を含む): 136628856

約数和(自身を除く): 58260267

約数列:

[1, 3, 9, 13, 17, 31, 39, 41, 51, 93, 117, 123, 153, 221, 279, 369, 403, 527, 533, 663, 697, 961, 1209, 1271, 1581, 1599, 1989, 2091, 2883, 3627, 3813, 4743, 4797, 6273, 6851, 8649, 9061, 11439, 12493, 16337, 16523, 20553, 21607, 27183, 37479, 39401, 49011, 49569, 61659, 64821, 81549, 112437, 118203, 147033, 148707, 194463, 212381, 280891, 354609, 512213, 637143, 669817, 842673, 1536639, 1911429, 2009451, 2528019, 4609917, 6028353, 8707621, 26122863, 78368589]

約数ペア:

[(1, 78368589), (3, 26122863), (9, 8707621), (13, 6028353), (17, 4609917), (31, 2528019), (39, 2009451), (41, 1911429), (51, 1536639), (93, 842673), (117, 669817), (123, 637143), (153, 512213), (221, 354609), (279, 280891), (369, 212381), (403, 194463), (527, 148707), (533, 147033), (663, 118203), (697, 112437), (961, 81549), (1209, 64821), (1271, 61659), (1581, 49569), (1599, 49011), (1989, 39401), (2091, 37479), (2883, 27183), (3627, 21607), (3813, 20553), (4743, 16523), (4797, 16337), (6273, 12493), (6851, 11439), (8649, 9061)]