81652766

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{2467}}^1$

素因数の和:2568

約数の個数: 32

約数和(自身を含む): 140972160

約数和(自身を除く): 59319394

約数列:

[1, 2, 13, 19, 26, 38, 67, 134, 247, 494, 871, 1273, 1742, 2467, 2546, 4934, 16549, 32071, 33098, 46873, 64142, 93746, 165289, 330578, 609349, 1218698, 2148757, 3140491, 4297514, 6280982, 40826383, 81652766]

約数ペア:

[(1, 81652766), (2, 40826383), (13, 6280982), (19, 4297514), (26, 3140491), (38, 2148757), (67, 1218698), (134, 609349), (247, 330578), (494, 165289), (871, 93746), (1273, 64142), (1742, 46873), (2467, 33098), (2546, 32071), (4934, 16549)]