61393345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{71}}^1\times {\mathrm{251}}^1$

素因数の和:393

約数の個数: 32

約数和(自身を含む): 82301184

約数和(自身を除く): 20907839

約数列:

[1, 5, 13, 53, 65, 71, 251, 265, 355, 689, 923, 1255, 3263, 3445, 3763, 4615, 13303, 16315, 17821, 18815, 48919, 66515, 89105, 172939, 231673, 244595, 864695, 944513, 1158365, 4722565, 12278669, 61393345]

約数ペア:

[(1, 61393345), (5, 12278669), (13, 4722565), (53, 1158365), (65, 944513), (71, 864695), (251, 244595), (265, 231673), (355, 172939), (689, 89105), (923, 66515), (1255, 48919), (3263, 18815), (3445, 17821), (3763, 16315), (4615, 13303)]