274013584

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{661}}^1\times {\mathrm{1993}}^1$

素因数の和:2675

約数の個数: 40

約数和(自身を含む): 572892152

約数和(自身を除く): 298878568

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 661, 1322, 1993, 2644, 3986, 5288, 7972, 8593, 10576, 15944, 17186, 25909, 31888, 34372, 51818, 68744, 103636, 137488, 207272, 414544, 1317373, 2634746, 5269492, 10538984, 17125849, 21077968, 34251698, 68503396, 137006792, 274013584]

約数ペア:

[(1, 274013584), (2, 137006792), (4, 68503396), (8, 34251698), (13, 21077968), (16, 17125849), (26, 10538984), (52, 5269492), (104, 2634746), (208, 1317373), (661, 414544), (1322, 207272), (1993, 137488), (2644, 103636), (3986, 68744), (5288, 51818), (7972, 34372), (8593, 31888), (10576, 25909), (15944, 17186)]