161421728

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{16871}}^1$

素因数の和:16917

約数の個数: 48

約数和(自身を含む): 357146496

約数和(自身を除く): 195724768

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 92, 104, 184, 208, 299, 368, 416, 598, 736, 1196, 2392, 4784, 9568, 16871, 33742, 67484, 134968, 219323, 269936, 388033, 438646, 539872, 776066, 877292, 1552132, 1754584, 3104264, 3509168, 5044429, 6208528, 7018336, 10088858, 12417056, 20177716, 40355432, 80710864, 161421728]

約数ペア:

[(1, 161421728), (2, 80710864), (4, 40355432), (8, 20177716), (13, 12417056), (16, 10088858), (23, 7018336), (26, 6208528), (32, 5044429), (46, 3509168), (52, 3104264), (92, 1754584), (104, 1552132), (184, 877292), (208, 776066), (299, 539872), (368, 438646), (416, 388033), (598, 269936), (736, 219323), (1196, 134968), (2392, 67484), (4784, 33742), (9568, 16871)]