1620738

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{677}}^1$

素因数の和:711

約数の個数: 48

約数和(自身を含む): 4230720

約数和(自身を除く): 2609982

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 57, 63, 114, 126, 133, 171, 266, 342, 399, 677, 798, 1197, 1354, 2031, 2394, 4062, 4739, 6093, 9478, 12186, 12863, 14217, 25726, 28434, 38589, 42651, 77178, 85302, 90041, 115767, 180082, 231534, 270123, 540246, 810369, 1620738]

約数ペア:

[(1, 1620738), (2, 810369), (3, 540246), (6, 270123), (7, 231534), (9, 180082), (14, 115767), (18, 90041), (19, 85302), (21, 77178), (38, 42651), (42, 38589), (57, 28434), (63, 25726), (114, 14217), (126, 12863), (133, 12186), (171, 9478), (266, 6093), (342, 4739), (399, 4062), (677, 2394), (798, 2031), (1197, 1354)]