6981231455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{109}}^1\times {\mathrm{211}}^1\times {\mathrm{5519}}^1$

素因数の和:5855

約数の個数: 32

約数和(自身を含む): 9268300800

約数和(自身を除く): 2287069345

約数列:

[1, 5, 11, 55, 109, 211, 545, 1055, 1199, 2321, 5519, 5995, 11605, 22999, 27595, 60709, 114995, 252989, 303545, 601571, 1164509, 1264945, 3007855, 5822545, 6617281, 12809599, 33086405, 64047995, 126931481, 634657405, 1396246291, 6981231455]

約数ペア:

[(1, 6981231455), (5, 1396246291), (11, 634657405), (55, 126931481), (109, 64047995), (211, 33086405), (545, 12809599), (1055, 6617281), (1199, 5822545), (2321, 3007855), (5519, 1264945), (5995, 1164509), (11605, 601571), (22999, 303545), (27595, 252989), (60709, 114995)]