56390728

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{743}}^1$

素因数の和:981

約数の個数: 32

約数和(自身を含む): 108475200

約数和(自身を除く): 52084472

約数列:

[1, 2, 4, 8, 53, 106, 179, 212, 358, 424, 716, 743, 1432, 1486, 2972, 5944, 9487, 18974, 37948, 39379, 75896, 78758, 132997, 157516, 265994, 315032, 531988, 1063976, 7048841, 14097682, 28195364, 56390728]

約数ペア:

[(1, 56390728), (2, 28195364), (4, 14097682), (8, 7048841), (53, 1063976), (106, 531988), (179, 315032), (212, 265994), (358, 157516), (424, 132997), (716, 78758), (743, 75896), (1432, 39379), (1486, 37948), (2972, 18974), (5944, 9487)]