289785315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{24179}}^1$

素因数の和:24251

約数の個数: 32

約数和(自身を含む): 501396480

約数和(自身を除く): 211611165

約数列:

[1, 3, 5, 15, 17, 47, 51, 85, 141, 235, 255, 705, 799, 2397, 3995, 11985, 24179, 72537, 120895, 362685, 411043, 1136413, 1233129, 2055215, 3409239, 5682065, 6165645, 17046195, 19319021, 57957063, 96595105, 289785315]

約数ペア:

[(1, 289785315), (3, 96595105), (5, 57957063), (15, 19319021), (17, 17046195), (47, 6165645), (51, 5682065), (85, 3409239), (141, 2055215), (235, 1233129), (255, 1136413), (705, 411043), (799, 362685), (2397, 120895), (3995, 72537), (11985, 24179)]