261844908

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{577}}^1\times {\mathrm{2909}}^1$

素因数の和:3506

約数の個数: 48

約数和(自身を含む): 659336160

約数和(自身を除く): 397491252

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 577, 1154, 1731, 2308, 2909, 3462, 5818, 6924, 7501, 8727, 11636, 15002, 17454, 22503, 30004, 34908, 37817, 45006, 75634, 90012, 113451, 151268, 226902, 453804, 1678493, 3356986, 5035479, 6713972, 10070958, 20141916, 21820409, 43640818, 65461227, 87281636, 130922454, 261844908]

約数ペア:

[(1, 261844908), (2, 130922454), (3, 87281636), (4, 65461227), (6, 43640818), (12, 21820409), (13, 20141916), (26, 10070958), (39, 6713972), (52, 5035479), (78, 3356986), (156, 1678493), (577, 453804), (1154, 226902), (1731, 151268), (2308, 113451), (2909, 90012), (3462, 75634), (5818, 45006), (6924, 37817), (7501, 34908), (8727, 30004), (11636, 22503), (15002, 17454)]