28026572

素因数分解:

$2^2\times 7^1\times {\mathrm{61}}^2\times {\mathrm{269}}^1$

素因数の和:402

約数の個数: 36

約数和(自身を含む): 57198960

約数和(自身を除く): 29172388

約数列:

[1, 2, 4, 7, 14, 28, 61, 122, 244, 269, 427, 538, 854, 1076, 1708, 1883, 3721, 3766, 7442, 7532, 14884, 16409, 26047, 32818, 52094, 65636, 104188, 114863, 229726, 459452, 1000949, 2001898, 4003796, 7006643, 14013286, 28026572]

約数ペア:

[(1, 28026572), (2, 14013286), (4, 7006643), (7, 4003796), (14, 2001898), (28, 1000949), (61, 459452), (122, 229726), (244, 114863), (269, 104188), (427, 65636), (538, 52094), (854, 32818), (1076, 26047), (1708, 16409), (1883, 14884), (3721, 7532), (3766, 7442)]