27921572

素因数分解:

$2^2\times 7^3\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:505

約数の個数: 48

約数和(自身を含む): 58329600

約数和(自身を除く): 30408028

約数列:

[1, 2, 4, 7, 14, 28, 47, 49, 94, 98, 188, 196, 329, 343, 433, 658, 686, 866, 1316, 1372, 1732, 2303, 3031, 4606, 6062, 9212, 12124, 16121, 20351, 21217, 32242, 40702, 42434, 64484, 81404, 84868, 142457, 148519, 284914, 297038, 569828, 594076, 997199, 1994398, 3988796, 6980393, 13960786, 27921572]

約数ペア:

[(1, 27921572), (2, 13960786), (4, 6980393), (7, 3988796), (14, 1994398), (28, 997199), (47, 594076), (49, 569828), (94, 297038), (98, 284914), (188, 148519), (196, 142457), (329, 84868), (343, 81404), (433, 64484), (658, 42434), (686, 40702), (866, 32242), (1316, 21217), (1372, 20351), (1732, 16121), (2303, 12124), (3031, 9212), (4606, 6062)]