131288891084

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{1290131}}^1$

素因数の和:1290270

約数の個数: 48

約数和(自身を含む): 262980506880

約数和(自身を除く): 131691615796

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 103, 206, 247, 412, 494, 988, 1339, 1957, 2678, 3914, 5356, 7828, 25441, 50882, 101764, 1290131, 2580262, 5160524, 16771703, 24512489, 33543406, 49024978, 67086812, 98049956, 132883493, 265766986, 318662357, 531533972, 637324714, 1274649428, 1727485409, 2524786367, 3454970818, 5049572734, 6909941636, 10099145468, 32822222771, 65644445542, 131288891084]

約数ペア:

[(1, 131288891084), (2, 65644445542), (4, 32822222771), (13, 10099145468), (19, 6909941636), (26, 5049572734), (38, 3454970818), (52, 2524786367), (76, 1727485409), (103, 1274649428), (206, 637324714), (247, 531533972), (412, 318662357), (494, 265766986), (988, 132883493), (1339, 98049956), (1957, 67086812), (2678, 49024978), (3914, 33543406), (5356, 24512489), (7828, 16771703), (25441, 5160524), (50882, 2580262), (101764, 1290131)]