213156736

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{128099}}^1$

素因数の和:128126

約数の個数: 32

約数和(自身を含む): 457317000

約数和(自身を除く): 244160264

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 208, 416, 832, 1664, 128099, 256198, 512396, 1024792, 1665287, 2049584, 3330574, 4099168, 6661148, 8198336, 13322296, 16396672, 26644592, 53289184, 106578368, 213156736]

約数ペア:

[(1, 213156736), (2, 106578368), (4, 53289184), (8, 26644592), (13, 16396672), (16, 13322296), (26, 8198336), (32, 6661148), (52, 4099168), (64, 3330574), (104, 2049584), (128, 1665287), (208, 1024792), (416, 512396), (832, 256198), (1664, 128099)]