25856805

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{1367}}^1$

素因数の和:1485

約数の個数: 32

約数和(自身を含む): 45045504

約数和(自身を除く): 19188699

約数列:

[1, 3, 5, 13, 15, 39, 65, 97, 195, 291, 485, 1261, 1367, 1455, 3783, 4101, 6305, 6835, 17771, 18915, 20505, 53313, 88855, 132599, 266565, 397797, 662995, 1723787, 1988985, 5171361, 8618935, 25856805]

約数ペア:

[(1, 25856805), (3, 8618935), (5, 5171361), (13, 1988985), (15, 1723787), (39, 662995), (65, 397797), (97, 266565), (195, 132599), (291, 88855), (485, 53313), (1261, 20505), (1367, 18915), (1455, 17771), (3783, 6835), (4101, 6305)]