28045852

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{157}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 54468288

約数和(自身を除く): 26422436

約数列:

[1, 2, 4, 17, 34, 37, 68, 71, 74, 142, 148, 157, 284, 314, 628, 629, 1207, 1258, 2414, 2516, 2627, 2669, 4828, 5254, 5338, 5809, 10508, 10676, 11147, 11618, 22294, 23236, 44588, 44659, 89318, 98753, 178636, 189499, 197506, 378998, 395012, 412439, 757996, 824878, 1649756, 7011463, 14022926, 28045852]

約数ペア:

[(1, 28045852), (2, 14022926), (4, 7011463), (17, 1649756), (34, 824878), (37, 757996), (68, 412439), (71, 395012), (74, 378998), (142, 197506), (148, 189499), (157, 178636), (284, 98753), (314, 89318), (628, 44659), (629, 44588), (1207, 23236), (1258, 22294), (2414, 11618), (2516, 11147), (2627, 10676), (2669, 10508), (4828, 5809), (5254, 5338)]