40648517

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{73}}^1\times {\mathrm{211}}^1$

素因数の和:333

約数の個数: 32

約数和(自身を含む): 52711680

約数和(自身を除く): 12063163

約数列:

[1, 7, 13, 29, 73, 91, 203, 211, 377, 511, 949, 1477, 2117, 2639, 2743, 6119, 6643, 14819, 15403, 19201, 27521, 42833, 79547, 107821, 192647, 200239, 446687, 556829, 1401673, 3126809, 5806931, 40648517]

約数ペア:

[(1, 40648517), (7, 5806931), (13, 3126809), (29, 1401673), (73, 556829), (91, 446687), (203, 200239), (211, 192647), (377, 107821), (511, 79547), (949, 42833), (1477, 27521), (2117, 19201), (2639, 15403), (2743, 14819), (6119, 6643)]