78399336

素因数分解:

$2^3\times 3^1\times {\mathrm{71}}^1\times {\mathrm{139}}^1\times {\mathrm{331}}^1$

素因数の和:550

約数の個数: 64

約数和(自身を含む): 200793600

約数和(自身を除く): 122394264

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 71, 139, 142, 213, 278, 284, 331, 417, 426, 556, 568, 662, 834, 852, 993, 1112, 1324, 1668, 1704, 1986, 2648, 3336, 3972, 7944, 9869, 19738, 23501, 29607, 39476, 46009, 47002, 59214, 70503, 78952, 92018, 94004, 118428, 138027, 141006, 184036, 188008, 236856, 276054, 282012, 368072, 552108, 564024, 1104216, 3266639, 6533278, 9799917, 13066556, 19599834, 26133112, 39199668, 78399336]

約数ペア:

[(1, 78399336), (2, 39199668), (3, 26133112), (4, 19599834), (6, 13066556), (8, 9799917), (12, 6533278), (24, 3266639), (71, 1104216), (139, 564024), (142, 552108), (213, 368072), (278, 282012), (284, 276054), (331, 236856), (417, 188008), (426, 184036), (556, 141006), (568, 138027), (662, 118428), (834, 94004), (852, 92018), (993, 78952), (1112, 70503), (1324, 59214), (1668, 47002), (1704, 46009), (1986, 39476), (2648, 29607), (3336, 23501), (3972, 19738), (7944, 9869)]