213888988805

素因数分解:

$5^1\times {\mathrm{41}}^1\times {\mathrm{431}}^1\times {\mathrm{1021}}^1\times {\mathrm{2371}}^1$

素因数の和:3869

約数の個数: 32

約数和(自身を含む): 263906366976

約数和(自身を除く): 50017378171

約数列:

[1, 5, 41, 205, 431, 1021, 2155, 2371, 5105, 11855, 17671, 41861, 88355, 97211, 209305, 440051, 486055, 1021901, 2200255, 2420791, 5109505, 12103955, 18042091, 41897941, 90210455, 99252431, 209489705, 496262155, 1043360921, 5216804605, 42777797761, 213888988805]

約数ペア:

[(1, 213888988805), (5, 42777797761), (41, 5216804605), (205, 1043360921), (431, 496262155), (1021, 209489705), (2155, 99252431), (2371, 90210455), (5105, 41897941), (11855, 18042091), (17671, 12103955), (41861, 5109505), (88355, 2420791), (97211, 2200255), (209305, 1021901), (440051, 486055)]