339927495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{4919}}^1$

素因数の和:5215

約数の個数: 32

約数和(自身を含む): 578119680

約数和(自身を除く): 238192185

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 271, 813, 1355, 4065, 4607, 4919, 13821, 14757, 23035, 24595, 69105, 73785, 83623, 250869, 418115, 1254345, 1333049, 3999147, 6665245, 19995735, 22661833, 67985499, 113309165, 339927495]

約数ペア:

[(1, 339927495), (3, 113309165), (5, 67985499), (15, 22661833), (17, 19995735), (51, 6665245), (85, 3999147), (255, 1333049), (271, 1254345), (813, 418115), (1355, 250869), (4065, 83623), (4607, 73785), (4919, 69105), (13821, 24595), (14757, 23035)]