7271388

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:203

約数の個数: 72

約数和(自身を含む): 19420128

約数和(自身を除く): 12148740

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 53, 74, 103, 106, 111, 148, 159, 206, 212, 222, 309, 318, 333, 412, 444, 477, 618, 636, 666, 927, 954, 1236, 1332, 1854, 1908, 1961, 3708, 3811, 3922, 5459, 5883, 7622, 7844, 10918, 11433, 11766, 15244, 16377, 17649, 21836, 22866, 23532, 32754, 34299, 35298, 45732, 49131, 65508, 68598, 70596, 98262, 137196, 196524, 201983, 403966, 605949, 807932, 1211898, 1817847, 2423796, 3635694, 7271388]

約数ペア:

[(1, 7271388), (2, 3635694), (3, 2423796), (4, 1817847), (6, 1211898), (9, 807932), (12, 605949), (18, 403966), (36, 201983), (37, 196524), (53, 137196), (74, 98262), (103, 70596), (106, 68598), (111, 65508), (148, 49131), (159, 45732), (206, 35298), (212, 34299), (222, 32754), (309, 23532), (318, 22866), (333, 21836), (412, 17649), (444, 16377), (477, 15244), (618, 11766), (636, 11433), (666, 10918), (927, 7844), (954, 7622), (1236, 5883), (1332, 5459), (1854, 3922), (1908, 3811), (1961, 3708)]