161777224

素因数分解:

$2^3\times 7^2\times {\mathrm{311}}^1\times {\mathrm{1327}}^1$

素因数の和:1658

約数の個数: 48

約数和(自身を含む): 354257280

約数和(自身を除く): 192480056

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 98, 196, 311, 392, 622, 1244, 1327, 2177, 2488, 2654, 4354, 5308, 8708, 9289, 10616, 15239, 17416, 18578, 30478, 37156, 60956, 65023, 74312, 121912, 130046, 260092, 412697, 520184, 825394, 1650788, 2888879, 3301576, 5777758, 11555516, 20222153, 23111032, 40444306, 80888612, 161777224]

約数ペア:

[(1, 161777224), (2, 80888612), (4, 40444306), (7, 23111032), (8, 20222153), (14, 11555516), (28, 5777758), (49, 3301576), (56, 2888879), (98, 1650788), (196, 825394), (311, 520184), (392, 412697), (622, 260092), (1244, 130046), (1327, 121912), (2177, 74312), (2488, 65023), (2654, 60956), (4354, 37156), (5308, 30478), (8708, 18578), (9289, 17416), (10616, 15239)]