248049417

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1171}}^1$

素因数の和:1330

約数の個数: 48

約数和(自身を含む): 423270144

約数和(自身を除く): 175220727

約数列:

[1, 3, 7, 11, 21, 33, 49, 77, 131, 147, 231, 393, 539, 917, 1171, 1441, 1617, 2751, 3513, 4323, 6419, 8197, 10087, 12881, 19257, 24591, 30261, 38643, 57379, 70609, 90167, 153401, 172137, 211827, 270501, 460203, 631169, 1073807, 1687411, 1893507, 3221421, 5062233, 7516649, 11811877, 22549947, 35435631, 82683139, 248049417]

約数ペア:

[(1, 248049417), (3, 82683139), (7, 35435631), (11, 22549947), (21, 11811877), (33, 7516649), (49, 5062233), (77, 3221421), (131, 1893507), (147, 1687411), (231, 1073807), (393, 631169), (539, 460203), (917, 270501), (1171, 211827), (1441, 172137), (1617, 153401), (2751, 90167), (3513, 70609), (4323, 57379), (6419, 38643), (8197, 30261), (10087, 24591), (12881, 19257)]