221337303

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^2\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:500

約数の個数: 48

約数和(自身を含む): 348257280

約数和(自身を除く): 126919977

約数列:

[1, 3, 11, 23, 31, 33, 69, 93, 253, 341, 409, 529, 713, 759, 1023, 1227, 1587, 2139, 4499, 5819, 7843, 9407, 12679, 13497, 16399, 17457, 23529, 28221, 38037, 49197, 103477, 139469, 180389, 216361, 291617, 310431, 418407, 541167, 649083, 874851, 2379971, 3207787, 6707191, 7139913, 9623361, 20121573, 73779101, 221337303]

約数ペア:

[(1, 221337303), (3, 73779101), (11, 20121573), (23, 9623361), (31, 7139913), (33, 6707191), (69, 3207787), (93, 2379971), (253, 874851), (341, 649083), (409, 541167), (529, 418407), (713, 310431), (759, 291617), (1023, 216361), (1227, 180389), (1587, 139469), (2139, 103477), (4499, 49197), (5819, 38037), (7843, 28221), (9407, 23529), (12679, 17457), (13497, 16399)]