210879798

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{787}}^1$

素因数の和:917

約数の個数: 64

約数和(自身を含む): 465689088

約数和(自身を除く): 254809290

約数列:

[1, 2, 3, 6, 17, 34, 37, 51, 71, 74, 102, 111, 142, 213, 222, 426, 629, 787, 1207, 1258, 1574, 1887, 2361, 2414, 2627, 3621, 3774, 4722, 5254, 7242, 7881, 13379, 15762, 26758, 29119, 40137, 44659, 55877, 58238, 80274, 87357, 89318, 111754, 133977, 167631, 174714, 267954, 335262, 495023, 949909, 990046, 1485069, 1899818, 2067449, 2849727, 2970138, 4134898, 5699454, 6202347, 12404694, 35146633, 70293266, 105439899, 210879798]

約数ペア:

[(1, 210879798), (2, 105439899), (3, 70293266), (6, 35146633), (17, 12404694), (34, 6202347), (37, 5699454), (51, 4134898), (71, 2970138), (74, 2849727), (102, 2067449), (111, 1899818), (142, 1485069), (213, 990046), (222, 949909), (426, 495023), (629, 335262), (787, 267954), (1207, 174714), (1258, 167631), (1574, 133977), (1887, 111754), (2361, 89318), (2414, 87357), (2627, 80274), (3621, 58238), (3774, 55877), (4722, 44659), (5254, 40137), (7242, 29119), (7881, 26758), (13379, 15762)]