1261681725

素因数分解:

$3^1\times 5^2\times {\mathrm{41}}^1\times {\mathrm{113}}^1\times {\mathrm{3631}}^1$

素因数の和:3798

約数の個数: 48

約数和(自身を含む): 2156361984

約数和(自身を除く): 894680259

約数列:

[1, 3, 5, 15, 25, 41, 75, 113, 123, 205, 339, 565, 615, 1025, 1695, 2825, 3075, 3631, 4633, 8475, 10893, 13899, 18155, 23165, 54465, 69495, 90775, 115825, 148871, 272325, 347475, 410303, 446613, 744355, 1230909, 2051515, 2233065, 3721775, 6154545, 10257575, 11165325, 16822423, 30772725, 50467269, 84112115, 252336345, 420560575, 1261681725]

約数ペア:

[(1, 1261681725), (3, 420560575), (5, 252336345), (15, 84112115), (25, 50467269), (41, 30772725), (75, 16822423), (113, 11165325), (123, 10257575), (205, 6154545), (339, 3721775), (565, 2233065), (615, 2051515), (1025, 1230909), (1695, 744355), (2825, 446613), (3075, 410303), (3631, 347475), (4633, 272325), (8475, 148871), (10893, 115825), (13899, 90775), (18155, 69495), (23165, 54465)]