64439469

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{821}}^1$

素因数の和:872

約数の個数: 48

約数和(自身を含む): 107714880

約数和(自身を除く): 43275411

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 81, 153, 171, 243, 323, 459, 513, 821, 969, 1377, 1539, 2463, 2907, 4131, 4617, 7389, 8721, 13957, 15599, 22167, 26163, 41871, 46797, 66501, 78489, 125613, 140391, 199503, 265183, 376839, 421173, 795549, 1130517, 1263519, 2386647, 3391551, 3790557, 7159941, 21479823, 64439469]

約数ペア:

[(1, 64439469), (3, 21479823), (9, 7159941), (17, 3790557), (19, 3391551), (27, 2386647), (51, 1263519), (57, 1130517), (81, 795549), (153, 421173), (171, 376839), (243, 265183), (323, 199503), (459, 140391), (513, 125613), (821, 78489), (969, 66501), (1377, 46797), (1539, 41871), (2463, 26163), (2907, 22167), (4131, 15599), (4617, 13957), (7389, 8721)]