78906069

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1$

素因数の和:180

約数の個数: 80

約数和(自身を含む): 139392000

約数和(自身を除く): 60485931

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 59, 79, 81, 99, 171, 177, 209, 237, 297, 513, 531, 627, 649, 711, 869, 891, 1121, 1501, 1539, 1593, 1881, 1947, 2133, 2607, 3363, 4503, 4661, 4779, 5643, 5841, 6399, 7821, 10089, 12331, 13509, 13983, 16511, 16929, 17523, 23463, 30267, 36993, 40527, 41949, 49533, 51271, 52569, 70389, 88559, 90801, 110979, 121581, 125847, 148599, 153813, 265677, 332937, 377541, 445797, 461439, 797031, 974149, 998811, 1337391, 1384317, 2391093, 2922447, 4152951, 7173279, 8767341, 26302023, 78906069]

約数ペア:

[(1, 78906069), (3, 26302023), (9, 8767341), (11, 7173279), (19, 4152951), (27, 2922447), (33, 2391093), (57, 1384317), (59, 1337391), (79, 998811), (81, 974149), (99, 797031), (171, 461439), (177, 445797), (209, 377541), (237, 332937), (297, 265677), (513, 153813), (531, 148599), (627, 125847), (649, 121581), (711, 110979), (869, 90801), (891, 88559), (1121, 70389), (1501, 52569), (1539, 51271), (1593, 49533), (1881, 41949), (1947, 40527), (2133, 36993), (2607, 30267), (3363, 23463), (4503, 17523), (4661, 16929), (4779, 16511), (5643, 13983), (5841, 13509), (6399, 12331), (7821, 10089)]