408021333

素因数分解:

$3^1\times {\mathrm{19}}^3\times {\mathrm{79}}^1\times {\mathrm{251}}^1$

素因数の和:390

約数の個数: 32

約数和(自身を含む): 583833600

約数和(自身を除く): 175812267

約数列:

[1, 3, 19, 57, 79, 237, 251, 361, 753, 1083, 1501, 4503, 4769, 6859, 14307, 19829, 20577, 28519, 59487, 85557, 90611, 271833, 376751, 541861, 1130253, 1625583, 1721609, 5164827, 7158269, 21474807, 136007111, 408021333]

約数ペア:

[(1, 408021333), (3, 136007111), (19, 21474807), (57, 7158269), (79, 5164827), (237, 1721609), (251, 1625583), (361, 1130253), (753, 541861), (1083, 376751), (1501, 271833), (4503, 90611), (4769, 85557), (6859, 59487), (14307, 28519), (19829, 20577)]