7977510

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{647}}^1$

素因数の和:797

約数の個数: 48

約数和(自身を含む): 20925216

約数和(自身を除く): 12947706

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 137, 274, 411, 647, 685, 822, 1233, 1294, 1370, 1941, 2055, 2466, 3235, 3882, 4110, 5823, 6165, 6470, 9705, 11646, 12330, 19410, 29115, 58230, 88639, 177278, 265917, 443195, 531834, 797751, 886390, 1329585, 1595502, 2659170, 3988755, 7977510]

約数ペア:

[(1, 7977510), (2, 3988755), (3, 2659170), (5, 1595502), (6, 1329585), (9, 886390), (10, 797751), (15, 531834), (18, 443195), (30, 265917), (45, 177278), (90, 88639), (137, 58230), (274, 29115), (411, 19410), (647, 12330), (685, 11646), (822, 9705), (1233, 6470), (1294, 6165), (1370, 5823), (1941, 4110), (2055, 3882), (2466, 3235)]