28028572

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{2579}}^1$

素因数の和:2626

約数の個数: 48

約数和(自身を含む): 60681600

約数和(自身を除く): 32653028

約数列:

[1, 2, 4, 11, 13, 19, 22, 26, 38, 44, 52, 76, 143, 209, 247, 286, 418, 494, 572, 836, 988, 2579, 2717, 5158, 5434, 10316, 10868, 28369, 33527, 49001, 56738, 67054, 98002, 113476, 134108, 196004, 368797, 539011, 637013, 737594, 1078022, 1274026, 1475188, 2156044, 2548052, 7007143, 14014286, 28028572]

約数ペア:

[(1, 28028572), (2, 14014286), (4, 7007143), (11, 2548052), (13, 2156044), (19, 1475188), (22, 1274026), (26, 1078022), (38, 737594), (44, 637013), (52, 539011), (76, 368797), (143, 196004), (209, 134108), (247, 113476), (286, 98002), (418, 67054), (494, 56738), (572, 49001), (836, 33527), (988, 28369), (2579, 10868), (2717, 10316), (5158, 5434)]