221043295

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{971}}^1\times {\mathrm{4139}}^1$

素因数の和:5126

約数の個数: 16

約数和(自身を含む): 289733760

約数和(自身を除く): 68690465

約数列:

[1, 5, 11, 55, 971, 4139, 4855, 10681, 20695, 45529, 53405, 227645, 4018969, 20094845, 44208659, 221043295]

約数ペア:

[(1, 221043295), (5, 44208659), (11, 20094845), (55, 4018969), (971, 227645), (4139, 53405), (4855, 45529), (10681, 20695)]