28606396

素因数分解:

$2^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:243

約数の個数: 72

約数和(自身を含む): 63903840

約数和(自身を除く): 35297444

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 103, 109, 182, 196, 206, 218, 364, 412, 436, 637, 721, 763, 1274, 1339, 1417, 1442, 1526, 2548, 2678, 2834, 2884, 3052, 5047, 5341, 5356, 5668, 9373, 9919, 10094, 10682, 11227, 18746, 19838, 20188, 21364, 22454, 37492, 39676, 44908, 65611, 69433, 78589, 131222, 138866, 145951, 157178, 262444, 277732, 291902, 314356, 550123, 583804, 1021657, 1100246, 2043314, 2200492, 4086628, 7151599, 14303198, 28606396]

約数ペア:

[(1, 28606396), (2, 14303198), (4, 7151599), (7, 4086628), (13, 2200492), (14, 2043314), (26, 1100246), (28, 1021657), (49, 583804), (52, 550123), (91, 314356), (98, 291902), (103, 277732), (109, 262444), (182, 157178), (196, 145951), (206, 138866), (218, 131222), (364, 78589), (412, 69433), (436, 65611), (637, 44908), (721, 39676), (763, 37492), (1274, 22454), (1339, 21364), (1417, 20188), (1442, 19838), (1526, 18746), (2548, 11227), (2678, 10682), (2834, 10094), (2884, 9919), (3052, 9373), (5047, 5668), (5341, 5356)]