77561631

素因数分解:

$3^4\times 7^1\times {\mathrm{29}}^1\times {\mathrm{53}}^1\times {\mathrm{89}}^1$

素因数の和:190

約数の個数: 80

約数和(自身を含む): 141134400

約数和(自身を除く): 63572769

約数列:

[1, 3, 7, 9, 21, 27, 29, 53, 63, 81, 87, 89, 159, 189, 203, 261, 267, 371, 477, 567, 609, 623, 783, 801, 1113, 1431, 1537, 1827, 1869, 2349, 2403, 2581, 3339, 4293, 4611, 4717, 5481, 5607, 7209, 7743, 10017, 10759, 13833, 14151, 16443, 16821, 18067, 23229, 30051, 32277, 33019, 41499, 42453, 50463, 54201, 69687, 96831, 99057, 124497, 127359, 136793, 162603, 209061, 290493, 297171, 382077, 410379, 487809, 871479, 891513, 957551, 1231137, 1463427, 2674539, 2872653, 3693411, 8617959, 11080233, 25853877, 77561631]

約数ペア:

[(1, 77561631), (3, 25853877), (7, 11080233), (9, 8617959), (21, 3693411), (27, 2872653), (29, 2674539), (53, 1463427), (63, 1231137), (81, 957551), (87, 891513), (89, 871479), (159, 487809), (189, 410379), (203, 382077), (261, 297171), (267, 290493), (371, 209061), (477, 162603), (567, 136793), (609, 127359), (623, 124497), (783, 99057), (801, 96831), (1113, 69687), (1431, 54201), (1537, 50463), (1827, 42453), (1869, 41499), (2349, 33019), (2403, 32277), (2581, 30051), (3339, 23229), (4293, 18067), (4611, 16821), (4717, 16443), (5481, 14151), (5607, 13833), (7209, 10759), (7743, 10017)]