16873455

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131}}^1\times {\mathrm{277}}^1$

素因数の和:447

約数の個数: 32

約数和(自身を含む): 28182528

約数和(自身を除く): 11309073

約数列:

[1, 3, 5, 15, 31, 93, 131, 155, 277, 393, 465, 655, 831, 1385, 1965, 4061, 4155, 8587, 12183, 20305, 25761, 36287, 42935, 60915, 108861, 128805, 181435, 544305, 1124897, 3374691, 5624485, 16873455]

約数ペア:

[(1, 16873455), (3, 5624485), (5, 3374691), (15, 1124897), (31, 544305), (93, 181435), (131, 128805), (155, 108861), (277, 60915), (393, 42935), (465, 36287), (655, 25761), (831, 20305), (1385, 12183), (1965, 8587), (4061, 4155)]