61591293

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{71}}^1\times {\mathrm{89}}^1$

素因数の和:207

約数の個数: 48

約数和(自身を含む): 98755200

約数和(自身を除く): 37163907

約数列:

[1, 3, 9, 19, 27, 57, 71, 89, 171, 213, 267, 361, 513, 639, 801, 1083, 1349, 1691, 1917, 2403, 3249, 4047, 5073, 6319, 9747, 12141, 15219, 18957, 25631, 32129, 36423, 45657, 56871, 76893, 96387, 120061, 170613, 230679, 289161, 360183, 692037, 867483, 1080549, 2281159, 3241647, 6843477, 20530431, 61591293]

約数ペア:

[(1, 61591293), (3, 20530431), (9, 6843477), (19, 3241647), (27, 2281159), (57, 1080549), (71, 867483), (89, 692037), (171, 360183), (213, 289161), (267, 230679), (361, 170613), (513, 120061), (639, 96387), (801, 76893), (1083, 56871), (1349, 45657), (1691, 36423), (1917, 32129), (2403, 25631), (3249, 18957), (4047, 15219), (5073, 12141), (6319, 9747)]