139794207

素因数分解:

$3^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{173}}^1\times {\mathrm{239}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 228510720

約数和(自身を除く): 88716513

約数列:

[1, 3, 7, 21, 23, 49, 69, 147, 161, 173, 239, 483, 519, 717, 1127, 1211, 1673, 3381, 3633, 3979, 5019, 5497, 8477, 11711, 11937, 16491, 25431, 27853, 35133, 38479, 41347, 83559, 115437, 124041, 194971, 269353, 289429, 584913, 808059, 868287, 950981, 2026003, 2852943, 6078009, 6656867, 19970601, 46598069, 139794207]

約数ペア:

[(1, 139794207), (3, 46598069), (7, 19970601), (21, 6656867), (23, 6078009), (49, 2852943), (69, 2026003), (147, 950981), (161, 868287), (173, 808059), (239, 584913), (483, 289429), (519, 269353), (717, 194971), (1127, 124041), (1211, 115437), (1673, 83559), (3381, 41347), (3633, 38479), (3979, 35133), (5019, 27853), (5497, 25431), (8477, 16491), (11711, 11937)]