212341485

素因数分解:

$3^1\times 5^1\times {\mathrm{151}}^1\times {\mathrm{241}}^1\times {\mathrm{389}}^1$

素因数の和:789

約数の個数: 32

約数和(自身を含む): 344298240

約数和(自身を除く): 131956755

約数列:

[1, 3, 5, 15, 151, 241, 389, 453, 723, 755, 1167, 1205, 1945, 2265, 3615, 5835, 36391, 58739, 93749, 109173, 176217, 181955, 281247, 293695, 468745, 545865, 881085, 1406235, 14156099, 42468297, 70780495, 212341485]

約数ペア:

[(1, 212341485), (3, 70780495), (5, 42468297), (15, 14156099), (151, 1406235), (241, 881085), (389, 545865), (453, 468745), (723, 293695), (755, 281247), (1167, 181955), (1205, 176217), (1945, 109173), (2265, 93749), (3615, 58739), (5835, 36391)]