28369628

素因数分解:

$2^2\times 7^2\times {\mathrm{53}}^1\times {\mathrm{2731}}^1$

素因数の和:2802

約数の個数: 36

約数和(自身を含む): 58863672

約数和(自身を除く): 30494044

約数列:

[1, 2, 4, 7, 14, 28, 49, 53, 98, 106, 196, 212, 371, 742, 1484, 2597, 2731, 5194, 5462, 10388, 10924, 19117, 38234, 76468, 133819, 144743, 267638, 289486, 535276, 578972, 1013201, 2026402, 4052804, 7092407, 14184814, 28369628]

約数ペア:

[(1, 28369628), (2, 14184814), (4, 7092407), (7, 4052804), (14, 2026402), (28, 1013201), (49, 578972), (53, 535276), (98, 289486), (106, 267638), (196, 144743), (212, 133819), (371, 76468), (742, 38234), (1484, 19117), (2597, 10924), (2731, 10388), (5194, 5462)]