561619994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{6899}}^1$

素因数の和:7046

約数の個数: 32

約数和(自身を含む): 945907200

約数和(自身を除く): 384287206

約数列:

[1, 2, 13, 26, 31, 62, 101, 202, 403, 806, 1313, 2626, 3131, 6262, 6899, 13798, 40703, 81406, 89687, 179374, 213869, 427738, 696799, 1393598, 2780297, 5560594, 9058387, 18116774, 21600769, 43201538, 280809997, 561619994]

約数ペア:

[(1, 561619994), (2, 280809997), (13, 43201538), (26, 21600769), (31, 18116774), (62, 9058387), (101, 5560594), (202, 2780297), (403, 1393598), (806, 696799), (1313, 427738), (2626, 213869), (3131, 179374), (6262, 89687), (6899, 81406), (13798, 40703)]