2556551529

素因数分解:

$3^2\times 7^3\times {\mathrm{127}}^1\times {\mathrm{6521}}^1$

素因数の和:6675

約数の個数: 48

約数和(自身を含む): 4341043200

約数和(自身を除く): 1784491671

約数列:

[1, 3, 7, 9, 21, 49, 63, 127, 147, 343, 381, 441, 889, 1029, 1143, 2667, 3087, 6223, 6521, 8001, 18669, 19563, 43561, 45647, 56007, 58689, 130683, 136941, 319529, 392049, 410823, 828167, 958587, 2236703, 2484501, 2875761, 5797169, 6710109, 7453503, 17391507, 20130327, 40580183, 52174521, 121740549, 284061281, 365221647, 852183843, 2556551529]

約数ペア:

[(1, 2556551529), (3, 852183843), (7, 365221647), (9, 284061281), (21, 121740549), (49, 52174521), (63, 40580183), (127, 20130327), (147, 17391507), (343, 7453503), (381, 6710109), (441, 5797169), (889, 2875761), (1029, 2484501), (1143, 2236703), (2667, 958587), (3087, 828167), (6223, 410823), (6521, 392049), (8001, 319529), (18669, 136941), (19563, 130683), (43561, 58689), (45647, 56007)]