245961387

素因数分解:

$3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{27689}}^1$

素因数の和:27752

約数の個数: 32

約数和(自身を含む): 425318400

約数和(自身を除く): 179357013

約数列:

[1, 3, 7, 9, 21, 27, 47, 63, 141, 189, 329, 423, 987, 1269, 2961, 8883, 27689, 83067, 193823, 249201, 581469, 747603, 1301383, 1744407, 3904149, 5233221, 9109681, 11712447, 27329043, 35137341, 81987129, 245961387]

約数ペア:

[(1, 245961387), (3, 81987129), (7, 35137341), (9, 27329043), (21, 11712447), (27, 9109681), (47, 5233221), (63, 3904149), (141, 1744407), (189, 1301383), (329, 747603), (423, 581469), (987, 249201), (1269, 193823), (2961, 83067), (8883, 27689)]