526561281

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{25121}}^1$

素因数の和:25281

約数の個数: 24

約数和(自身を含む): 811239624

約数和(自身を除く): 284678343

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 20961, 25121, 75363, 226089, 427057, 1281171, 3441577, 3843513, 10324731, 30974193, 58506809, 175520427, 526561281]

約数ペア:

[(1, 526561281), (3, 175520427), (9, 58506809), (17, 30974193), (51, 10324731), (137, 3843513), (153, 3441577), (411, 1281171), (1233, 427057), (2329, 226089), (6987, 75363), (20961, 25121)]