820476

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{107}}^1$

素因数の和:191

約数の個数: 48

約数和(自身を含む): 2177280

約数和(自身を除く): 1356804

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 107, 108, 142, 213, 214, 284, 321, 426, 428, 639, 642, 852, 963, 1278, 1284, 1917, 1926, 2556, 2889, 3834, 3852, 5778, 7597, 7668, 11556, 15194, 22791, 30388, 45582, 68373, 91164, 136746, 205119, 273492, 410238, 820476]

約数ペア:

[(1, 820476), (2, 410238), (3, 273492), (4, 205119), (6, 136746), (9, 91164), (12, 68373), (18, 45582), (27, 30388), (36, 22791), (54, 15194), (71, 11556), (107, 7668), (108, 7597), (142, 5778), (213, 3852), (214, 3834), (284, 2889), (321, 2556), (426, 1926), (428, 1917), (639, 1284), (642, 1278), (852, 963)]