128395592

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{28711}}^1$

素因数の和:28773

約数の個数: 32

約数和(自身を含む): 265298880

約数和(自身を除く): 136903288

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 344, 559, 1118, 2236, 4472, 28711, 57422, 114844, 229688, 373243, 746486, 1234573, 1492972, 2469146, 2985944, 4938292, 9876584, 16049449, 32098898, 64197796, 128395592]

約数ペア:

[(1, 128395592), (2, 64197796), (4, 32098898), (8, 16049449), (13, 9876584), (26, 4938292), (43, 2985944), (52, 2469146), (86, 1492972), (104, 1234573), (172, 746486), (344, 373243), (559, 229688), (1118, 114844), (2236, 57422), (4472, 28711)]