155786463

素因数分解:

$3^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{661}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 279628800

約数和(自身を除く): 123842337

約数列:

[1, 3, 7, 9, 21, 27, 29, 43, 63, 87, 129, 189, 203, 261, 301, 387, 609, 661, 783, 903, 1161, 1247, 1827, 1983, 2709, 3741, 4627, 5481, 5949, 8127, 8729, 11223, 13881, 17847, 19169, 26187, 28423, 33669, 41643, 57507, 78561, 85269, 124929, 134183, 172521, 198961, 235683, 255807, 402549, 517563, 596883, 767421, 824267, 1207647, 1790649, 2472801, 3622941, 5371947, 5769869, 7418403, 17309607, 22255209, 51928821, 155786463]

約数ペア:

[(1, 155786463), (3, 51928821), (7, 22255209), (9, 17309607), (21, 7418403), (27, 5769869), (29, 5371947), (43, 3622941), (63, 2472801), (87, 1790649), (129, 1207647), (189, 824267), (203, 767421), (261, 596883), (301, 517563), (387, 402549), (609, 255807), (661, 235683), (783, 198961), (903, 172521), (1161, 134183), (1247, 124929), (1827, 85269), (1983, 78561), (2709, 57507), (3741, 41643), (4627, 33669), (5481, 28423), (5949, 26187), (8127, 19169), (8729, 17847), (11223, 13881)]