56175678

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{431}}^1\times {\mathrm{557}}^1$

素因数の和:1009

約数の個数: 48

約数和(自身を含む): 131616576

約数和(自身を除く): 75440898

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 431, 557, 862, 1114, 1293, 1671, 2586, 3342, 3879, 5013, 5603, 7241, 7758, 10026, 11206, 14482, 16809, 21723, 33618, 43446, 50427, 65169, 100854, 130338, 240067, 480134, 720201, 1440402, 2160603, 3120871, 4321206, 6241742, 9362613, 18725226, 28087839, 56175678]

約数ペア:

[(1, 56175678), (2, 28087839), (3, 18725226), (6, 9362613), (9, 6241742), (13, 4321206), (18, 3120871), (26, 2160603), (39, 1440402), (78, 720201), (117, 480134), (234, 240067), (431, 130338), (557, 100854), (862, 65169), (1114, 50427), (1293, 43446), (1671, 33618), (2586, 21723), (3342, 16809), (3879, 14482), (5013, 11206), (5603, 10026), (7241, 7758)]