247156914

素因数分解:

$2^1\times 3^1\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{131}}^1\times {\mathrm{349}}^1$

素因数の和:555

約数の個数: 64

約数和(自身を含む): 538876800

約数和(自身を除く): 291719886

約数列:

[1, 2, 3, 6, 17, 34, 51, 53, 102, 106, 131, 159, 262, 318, 349, 393, 698, 786, 901, 1047, 1802, 2094, 2227, 2703, 4454, 5406, 5933, 6681, 6943, 11866, 13362, 13886, 17799, 18497, 20829, 35598, 36994, 41658, 45719, 55491, 91438, 110982, 118031, 137157, 236062, 274314, 314449, 354093, 628898, 708186, 777223, 943347, 1554446, 1886694, 2331669, 2423107, 4663338, 4846214, 7269321, 14538642, 41192819, 82385638, 123578457, 247156914]

約数ペア:

[(1, 247156914), (2, 123578457), (3, 82385638), (6, 41192819), (17, 14538642), (34, 7269321), (51, 4846214), (53, 4663338), (102, 2423107), (106, 2331669), (131, 1886694), (159, 1554446), (262, 943347), (318, 777223), (349, 708186), (393, 628898), (698, 354093), (786, 314449), (901, 274314), (1047, 236062), (1802, 137157), (2094, 118031), (2227, 110982), (2703, 91438), (4454, 55491), (5406, 45719), (5933, 41658), (6681, 36994), (6943, 35598), (11866, 20829), (13362, 18497), (13886, 17799)]