258597387

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{383}}^1\times {\mathrm{1471}}^1$

素因数の和:1880

約数の個数: 32

約数和(自身を含む): 406978560

約数和(自身を除く): 148381173

約数列:

[1, 3, 9, 17, 27, 51, 153, 383, 459, 1149, 1471, 3447, 4413, 6511, 10341, 13239, 19533, 25007, 39717, 58599, 75021, 175797, 225063, 563393, 675189, 1690179, 5070537, 9577681, 15211611, 28733043, 86199129, 258597387]

約数ペア:

[(1, 258597387), (3, 86199129), (9, 28733043), (17, 15211611), (27, 9577681), (51, 5070537), (153, 1690179), (383, 675189), (459, 563393), (1149, 225063), (1471, 175797), (3447, 75021), (4413, 58599), (6511, 39717), (10341, 25007), (13239, 19533)]