201777777

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1361}}^1$

素因数の和:1423

約数の個数: 48

約数和(自身を含む): 334507200

約数和(自身を除く): 132729423

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 153, 171, 289, 323, 459, 513, 867, 969, 1361, 2601, 2907, 4083, 5491, 7803, 8721, 12249, 16473, 23137, 25859, 36747, 49419, 69411, 77577, 148257, 208233, 232731, 393329, 439603, 624699, 698193, 1179987, 1318809, 3539961, 3956427, 7473251, 10619883, 11869281, 22419753, 67259259, 201777777]

約数ペア:

[(1, 201777777), (3, 67259259), (9, 22419753), (17, 11869281), (19, 10619883), (27, 7473251), (51, 3956427), (57, 3539961), (153, 1318809), (171, 1179987), (289, 698193), (323, 624699), (459, 439603), (513, 393329), (867, 232731), (969, 208233), (1361, 148257), (2601, 77577), (2907, 69411), (4083, 49419), (5491, 36747), (7803, 25859), (8721, 23137), (12249, 16473)]