221440077

素因数分解:

$3^2\times {\mathrm{47}}^1\times {\mathrm{353}}^1\times {\mathrm{1483}}^1$

素因数の和:1889

約数の個数: 24

約数和(自身を含む): 327809664

約数和(自身を除く): 106369587

約数列:

[1, 3, 9, 47, 141, 353, 423, 1059, 1483, 3177, 4449, 13347, 16591, 49773, 69701, 149319, 209103, 523499, 627309, 1570497, 4711491, 24604453, 73813359, 221440077]

約数ペア:

[(1, 221440077), (3, 73813359), (9, 24604453), (47, 4711491), (141, 1570497), (353, 627309), (423, 523499), (1059, 209103), (1483, 149319), (3177, 69701), (4449, 49773), (13347, 16591)]