28783964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{59471}}^1$

素因数の和:59497

約数の個数: 18

約数和(自身を含む): 55368432

約数和(自身を除く): 26584468

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 59471, 118942, 237884, 654181, 1308362, 2616724, 7195991, 14391982, 28783964]

約数ペア:

[(1, 28783964), (2, 14391982), (4, 7195991), (11, 2616724), (22, 1308362), (44, 654181), (121, 237884), (242, 118942), (484, 59471)]