77972518

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{233}}^1$

素因数の和:520

約数の個数: 32

約数和(自身を含む): 129179232

約数和(自身を除く): 51206714

約数列:

[1, 2, 13, 26, 61, 122, 211, 233, 422, 466, 793, 1586, 2743, 3029, 5486, 6058, 12871, 14213, 25742, 28426, 49163, 98326, 167323, 184769, 334646, 369538, 639119, 1278238, 2998943, 5997886, 38986259, 77972518]

約数ペア:

[(1, 77972518), (2, 38986259), (13, 5997886), (26, 2998943), (61, 1278238), (122, 639119), (211, 369538), (233, 334646), (422, 184769), (466, 167323), (793, 98326), (1586, 49163), (2743, 28426), (3029, 25742), (5486, 14213), (6058, 12871)]