28997122

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{727}}^1$

素因数の和:791

約数の個数: 48

約数和(自身を含む): 56766528

約数和(自身を除く): 27769406

約数列:

[1, 2, 7, 11, 14, 22, 37, 49, 74, 77, 98, 154, 259, 407, 518, 539, 727, 814, 1078, 1454, 1813, 2849, 3626, 5089, 5698, 7997, 10178, 15994, 19943, 26899, 35623, 39886, 53798, 55979, 71246, 111958, 188293, 295889, 376586, 391853, 591778, 783706, 1318051, 2071223, 2636102, 4142446, 14498561, 28997122]

約数ペア:

[(1, 28997122), (2, 14498561), (7, 4142446), (11, 2636102), (14, 2071223), (22, 1318051), (37, 783706), (49, 591778), (74, 391853), (77, 376586), (98, 295889), (154, 188293), (259, 111958), (407, 71246), (518, 55979), (539, 53798), (727, 39886), (814, 35623), (1078, 26899), (1454, 19943), (1813, 15994), (2849, 10178), (3626, 7997), (5089, 5698)]