2556996

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{443}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 6613824

約数和(自身を除く): 4056828

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 37, 39, 52, 74, 78, 111, 148, 156, 222, 443, 444, 481, 886, 962, 1329, 1443, 1772, 1924, 2658, 2886, 5316, 5759, 5772, 11518, 16391, 17277, 23036, 32782, 34554, 49173, 65564, 69108, 98346, 196692, 213083, 426166, 639249, 852332, 1278498, 2556996]

約数ペア:

[(1, 2556996), (2, 1278498), (3, 852332), (4, 639249), (6, 426166), (12, 213083), (13, 196692), (26, 98346), (37, 69108), (39, 65564), (52, 49173), (74, 34554), (78, 32782), (111, 23036), (148, 17277), (156, 16391), (222, 11518), (443, 5772), (444, 5759), (481, 5316), (886, 2886), (962, 2658), (1329, 1924), (1443, 1772)]