647103652

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{2389}}^1\times {\mathrm{5209}}^1$

素因数の和:7615

約数の個数: 24

約数和(自身を含む): 1220286200

約数和(自身を除く): 573182548

約数列:

[1, 2, 4, 13, 26, 52, 2389, 4778, 5209, 9556, 10418, 20836, 31057, 62114, 67717, 124228, 135434, 270868, 12444301, 24888602, 49777204, 161775913, 323551826, 647103652]

約数ペア:

[(1, 647103652), (2, 323551826), (4, 161775913), (13, 49777204), (26, 24888602), (52, 12444301), (2389, 270868), (4778, 135434), (5209, 124228), (9556, 67717), (10418, 62114), (20836, 31057)]