405201212

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{7879}}^1$

素因数の和:7962

約数の個数: 48

約数和(自身を含む): 815485440

約数和(自身を除く): 410284228

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 86, 92, 172, 299, 559, 598, 989, 1118, 1196, 1978, 2236, 3956, 7879, 12857, 15758, 25714, 31516, 51428, 102427, 181217, 204854, 338797, 362434, 409708, 677594, 724868, 1355188, 2355821, 4404361, 4711642, 7792331, 8808722, 9423284, 15584662, 17617444, 31169324, 101300303, 202600606, 405201212]

約数ペア:

[(1, 405201212), (2, 202600606), (4, 101300303), (13, 31169324), (23, 17617444), (26, 15584662), (43, 9423284), (46, 8808722), (52, 7792331), (86, 4711642), (92, 4404361), (172, 2355821), (299, 1355188), (559, 724868), (598, 677594), (989, 409708), (1118, 362434), (1196, 338797), (1978, 204854), (2236, 181217), (3956, 102427), (7879, 51428), (12857, 31516), (15758, 25714)]