16247805

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{271}}^1\times {\mathrm{571}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 29872128

約数和(自身を除く): 13624323

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 271, 571, 813, 1355, 1713, 1897, 2855, 3997, 4065, 5691, 8565, 9485, 11991, 19985, 28455, 59955, 154741, 464223, 773705, 1083187, 2321115, 3249561, 5415935, 16247805]

約数ペア:

[(1, 16247805), (3, 5415935), (5, 3249561), (7, 2321115), (15, 1083187), (21, 773705), (35, 464223), (105, 154741), (271, 59955), (571, 28455), (813, 19985), (1355, 11991), (1713, 9485), (1897, 8565), (2855, 5691), (3997, 4065)]