128149813

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{503}}^1$

素因数の和:609

約数の個数: 32

約数和(自身を含む): 156764160

約数和(自身を除く): 28614347

約数列:

[1, 11, 19, 23, 53, 209, 253, 437, 503, 583, 1007, 1219, 4807, 5533, 9557, 11077, 11569, 13409, 23161, 26659, 105127, 127259, 219811, 254771, 293249, 506521, 613157, 2417921, 5571731, 6744727, 11649983, 128149813]

約数ペア:

[(1, 128149813), (11, 11649983), (19, 6744727), (23, 5571731), (53, 2417921), (209, 613157), (253, 506521), (437, 293249), (503, 254771), (583, 219811), (1007, 127259), (1219, 105127), (4807, 26659), (5533, 23161), (9557, 13409), (11077, 11569)]