164557770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421943}}^1$

素因数の和:421966

約数の個数: 32

約数和(自身を含む): 425319552

約数和(自身を除く): 260761782

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 421943, 843886, 1265829, 2109715, 2531658, 4219430, 5485259, 6329145, 10970518, 12658290, 16455777, 27426295, 32911554, 54852590, 82278885, 164557770]

約数ペア:

[(1, 164557770), (2, 82278885), (3, 54852590), (5, 32911554), (6, 27426295), (10, 16455777), (13, 12658290), (15, 10970518), (26, 6329145), (30, 5485259), (39, 4219430), (65, 2531658), (78, 2109715), (130, 1265829), (195, 843886), (390, 421943)]