161421064

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{22697}}^1$

素因数の和:22837

約数の個数: 32

約数和(自身を含む): 348641280

約数和(自身を除く): 187220216

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 254, 508, 889, 1016, 1778, 3556, 7112, 22697, 45394, 90788, 158879, 181576, 317758, 635516, 1271032, 2882519, 5765038, 11530076, 20177633, 23060152, 40355266, 80710532, 161421064]

約数ペア:

[(1, 161421064), (2, 80710532), (4, 40355266), (7, 23060152), (8, 20177633), (14, 11530076), (28, 5765038), (56, 2882519), (127, 1271032), (254, 635516), (508, 317758), (889, 181576), (1016, 158879), (1778, 90788), (3556, 45394), (7112, 22697)]