214915945

素因数分解:

$5^1\times {\mathrm{79}}^1\times {\mathrm{349}}^1\times {\mathrm{1559}}^1$

素因数の和:1992

約数の個数: 16

約数和(自身を含む): 262080000

約数和(自身を除く): 47164055

約数列:

[1, 5, 79, 349, 395, 1559, 1745, 7795, 27571, 123161, 137855, 544091, 615805, 2720455, 42983189, 214915945]

約数ペア:

[(1, 214915945), (5, 42983189), (79, 2720455), (349, 615805), (395, 544091), (1559, 137855), (1745, 123161), (7795, 27571)]