206711055

素因数分解:

$3^3\times 5^1\times {\mathrm{557}}^1\times {\mathrm{2749}}^1$

素因数の和:3320

約数の個数: 32

約数和(自身を含む): 368280000

約数和(自身を除く): 161568945

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 557, 1671, 2749, 2785, 5013, 8247, 8355, 13745, 15039, 24741, 25065, 41235, 74223, 75195, 123705, 371115, 1531193, 4593579, 7655965, 13780737, 22967895, 41342211, 68903685, 206711055]

約数ペア:

[(1, 206711055), (3, 68903685), (5, 41342211), (9, 22967895), (15, 13780737), (27, 7655965), (45, 4593579), (135, 1531193), (557, 371115), (1671, 123705), (2749, 75195), (2785, 74223), (5013, 41235), (8247, 25065), (8355, 24741), (13745, 15039)]