287393145

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{77569}}^1$

素因数の和:77609

約数の個数: 32

約数和(自身を含む): 521270400

約数和(自身を除く): 233877255

約数列:

[1, 3, 5, 13, 15, 19, 39, 57, 65, 95, 195, 247, 285, 741, 1235, 3705, 77569, 232707, 387845, 1008397, 1163535, 1473811, 3025191, 4421433, 5041985, 7369055, 15125955, 19159543, 22107165, 57478629, 95797715, 287393145]

約数ペア:

[(1, 287393145), (3, 95797715), (5, 57478629), (13, 22107165), (15, 19159543), (19, 15125955), (39, 7369055), (57, 5041985), (65, 4421433), (95, 3025191), (195, 1473811), (247, 1163535), (285, 1008397), (741, 387845), (1235, 232707), (3705, 77569)]