90247473

素因数分解:

$3^3\times {\mathrm{19}}^2\times {\mathrm{47}}^1\times {\mathrm{197}}^1$

素因数の和:291

約数の個数: 48

約数和(自身を含む): 144840960

約数和(自身を除く): 54593487

約数列:

[1, 3, 9, 19, 27, 47, 57, 141, 171, 197, 361, 423, 513, 591, 893, 1083, 1269, 1773, 2679, 3249, 3743, 5319, 8037, 9259, 9747, 11229, 16967, 24111, 27777, 33687, 50901, 71117, 83331, 101061, 152703, 175921, 213351, 249993, 458109, 527763, 640053, 1583289, 1920159, 3342499, 4749867, 10027497, 30082491, 90247473]

約数ペア:

[(1, 90247473), (3, 30082491), (9, 10027497), (19, 4749867), (27, 3342499), (47, 1920159), (57, 1583289), (141, 640053), (171, 527763), (197, 458109), (361, 249993), (423, 213351), (513, 175921), (591, 152703), (893, 101061), (1083, 83331), (1269, 71117), (1773, 50901), (2679, 33687), (3249, 27777), (3743, 24111), (5319, 16967), (8037, 11229), (9259, 9747)]