990147216

素因数分解:

$2^4\times 3^1\times {\mathrm{197}}^1\times {\mathrm{104711}}^1$

素因数の和:104919

約数の個数: 40

約数和(自身を含む): 2570889024

約数和(自身を除く): 1580741808

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 197, 394, 591, 788, 1182, 1576, 2364, 3152, 4728, 9456, 104711, 209422, 314133, 418844, 628266, 837688, 1256532, 1675376, 2513064, 5026128, 20628067, 41256134, 61884201, 82512268, 123768402, 165024536, 247536804, 330049072, 495073608, 990147216]

約数ペア:

[(1, 990147216), (2, 495073608), (3, 330049072), (4, 247536804), (6, 165024536), (8, 123768402), (12, 82512268), (16, 61884201), (24, 41256134), (48, 20628067), (197, 5026128), (394, 2513064), (591, 1675376), (788, 1256532), (1182, 837688), (1576, 628266), (2364, 418844), (3152, 314133), (4728, 209422), (9456, 104711)]