1277430915

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1627}}^1\times {\mathrm{3079}}^1$

素因数の和:4731

約数の個数: 32

約数和(自身を含む): 2166151680

約数和(自身を除く): 888720765

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 1627, 3079, 4881, 8135, 9237, 15395, 24405, 27659, 46185, 52343, 82977, 138295, 157029, 261715, 414885, 785145, 5009533, 15028599, 25047665, 75142995, 85162061, 255486183, 425810305, 1277430915]

約数ペア:

[(1, 1277430915), (3, 425810305), (5, 255486183), (15, 85162061), (17, 75142995), (51, 25047665), (85, 15028599), (255, 5009533), (1627, 785145), (3079, 414885), (4881, 261715), (8135, 157029), (9237, 138295), (15395, 82977), (24405, 52343), (27659, 46185)]