156675729

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{1861}}^1$

素因数の和:2101

約数の個数: 32

約数和(自身を含む): 252636160

約数和(自身を除く): 95960431

約数列:

[1, 3, 7, 19, 21, 57, 133, 211, 399, 633, 1477, 1861, 4009, 4431, 5583, 12027, 13027, 28063, 35359, 39081, 84189, 106077, 247513, 392671, 742539, 1178013, 2748697, 7460749, 8246091, 22382247, 52225243, 156675729]

約数ペア:

[(1, 156675729), (3, 52225243), (7, 22382247), (19, 8246091), (21, 7460749), (57, 2748697), (133, 1178013), (211, 742539), (399, 392671), (633, 247513), (1477, 106077), (1861, 84189), (4009, 39081), (4431, 35359), (5583, 28063), (12027, 13027)]