28972748

素因数分解:

$2^2\times 7^1\times {\mathrm{113}}^1\times {\mathrm{9157}}^1$

素因数の和:9281

約数の個数: 24

約数和(自身を含む): 58464672

約数和(自身を除く): 29491924

約数列:

[1, 2, 4, 7, 14, 28, 113, 226, 452, 791, 1582, 3164, 9157, 18314, 36628, 64099, 128198, 256396, 1034741, 2069482, 4138964, 7243187, 14486374, 28972748]

約数ペア:

[(1, 28972748), (2, 14486374), (4, 7243187), (7, 4138964), (14, 2069482), (28, 1034741), (113, 256396), (226, 128198), (452, 64099), (791, 36628), (1582, 18314), (3164, 9157)]