291220668

素因数分解:

$2^2\times 3^2\times {\mathrm{29}}^1\times {\mathrm{278947}}^1$

素因数の和:278986

約数の個数: 36

約数和(自身を含む): 761528040

約数和(自身を除く): 470307372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 29, 36, 58, 87, 116, 174, 261, 348, 522, 1044, 278947, 557894, 836841, 1115788, 1673682, 2510523, 3347364, 5021046, 8089463, 10042092, 16178926, 24268389, 32357852, 48536778, 72805167, 97073556, 145610334, 291220668]

約数ペア:

[(1, 291220668), (2, 145610334), (3, 97073556), (4, 72805167), (6, 48536778), (9, 32357852), (12, 24268389), (18, 16178926), (29, 10042092), (36, 8089463), (58, 5021046), (87, 3347364), (116, 2510523), (174, 1673682), (261, 1115788), (348, 836841), (522, 557894), (1044, 278947)]