55138642

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1\times {\mathrm{331}}^1$

素因数の和:538

約数の個数: 32

約数和(自身を含む): 92030400

約数和(自身を除く): 36891758

約数列:

[1, 2, 13, 26, 43, 86, 149, 298, 331, 559, 662, 1118, 1937, 3874, 4303, 6407, 8606, 12814, 14233, 28466, 49319, 83291, 98638, 166582, 185029, 370058, 641147, 1282294, 2120717, 4241434, 27569321, 55138642]

約数ペア:

[(1, 55138642), (2, 27569321), (13, 4241434), (26, 2120717), (43, 1282294), (86, 641147), (149, 370058), (298, 185029), (331, 166582), (559, 98638), (662, 83291), (1118, 49319), (1937, 28466), (3874, 14233), (4303, 12814), (6407, 8606)]