279522015

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{6247}}^1$

素因数の和:6431

約数の個数: 32

約数和(自身を含む): 473848320

約数和(自身を除く): 194326305

約数列:

[1, 3, 5, 15, 19, 57, 95, 157, 285, 471, 785, 2355, 2983, 6247, 8949, 14915, 18741, 31235, 44745, 93705, 118693, 356079, 593465, 980779, 1780395, 2942337, 4903895, 14711685, 18634801, 55904403, 93174005, 279522015]

約数ペア:

[(1, 279522015), (3, 93174005), (5, 55904403), (15, 18634801), (19, 14711685), (57, 4903895), (95, 2942337), (157, 1780395), (285, 980779), (471, 593465), (785, 356079), (2355, 118693), (2983, 93705), (6247, 44745), (8949, 31235), (14915, 18741)]