397293315

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{26407}}^1$

素因数の和:26491

約数の個数: 32

約数和(自身を含む): 684495360

約数和(自身を除く): 287202045

約数列:

[1, 3, 5, 15, 17, 51, 59, 85, 177, 255, 295, 885, 1003, 3009, 5015, 15045, 26407, 79221, 132035, 396105, 448919, 1346757, 1558013, 2244595, 4674039, 6733785, 7790065, 23370195, 26486221, 79458663, 132431105, 397293315]

約数ペア:

[(1, 397293315), (3, 132431105), (5, 79458663), (15, 26486221), (17, 23370195), (51, 7790065), (59, 6733785), (85, 4674039), (177, 2244595), (255, 1558013), (295, 1346757), (885, 448919), (1003, 396105), (3009, 132035), (5015, 79221), (15045, 26407)]